document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=969860>Question 969860</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Find the sum.<BR>\n" );
document.write( "(3/8)+(3/4)+(3/2)+3+...+192 </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #592599 by </B><A HREF=/tutors/aboutme.mpl?userid=stanbon><B>stanbon(75887)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=stanbon><IMG SRC=http://www.algebra.com/images/aboutme-small.gif BORDER=0 alt=\"About Me\" VALIGN=MIDDLE></A>&nbsp;<IMG SRC=http://www.algebra.com/images/nopicture.jpg><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=592599\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\">  Find the sum.<BR>\n" );
document.write( "(3/8)+(3/4)+(3/2)+3+...+192<BR>\n" );
document.write( "====<BR>\n" );
document.write( "a = (3/8)<BR>\n" );
document.write( "r = (3/4)/(3/8) = 2<BR>\n" );
document.write( "-----------------------<BR>\n" );
document.write( "Solve::<BR>\n" );
document.write( "a*r^n = 192<BR>\n" );
document.write( "r^n = 192/(3/8) = 512<BR>\n" );
document.write( "2^n = 512<BR>\n" );
document.write( "n = 9<BR>\n" );
document.write( "-------<BR>\n" );
document.write( "Ans: S= a[r^n -1]/(r-1)<BR>\n" );
document.write( "----<BR>\n" );
document.write( "S(9) = (3/8)[2^9 - 1]/[2-1] = (3/8)[511] = 191 5/8<BR>\n" );
document.write( "-------------<BR>\n" );
document.write( "Cheers,<BR>\n" );
document.write( "Stan H.<BR>\n" );
document.write( "----------------- </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );