document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=319657>Question 319657</A>: <I><SPAN STYLE=\"word-break: break-all;\">  Find the geometric mean of 7 and 63.\r<BR>\n" );
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document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #228958 by </B><A HREF=/tutors/aboutme.mpl?userid=checkley77><B>checkley77(12844)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=checkley77><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=228958\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> l=ar^(n-1)<BR>\n" );
document.write( "63=7r^2<BR>\n" );
document.write( "r^2=63/7<BR>\n" );
document.write( "r^2=9<BR>\n" );
document.write( "r=sqrt9<BR>\n" );
document.write( "r=3<BR>\n" );
document.write( "7*3=21 ans.<BR>\n" );
document.write( "7,21,63 has a ratio of 3 with a mean proportion of 21. </SPAN>\n" );
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