document.write( "Question 812298: An airplane ascends 100 feet as it flies a horizontal distance of 1,000 feet. How much altitude will it gain as it flies a horizontal distance of 1 mile? \n" ); document.write( "
Algebra.Com's Answer #489082 by josmiceli(19441)\"\" \"About 
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\"+100+%2F+1000+=+x+%2F+5280+\"
\n" ); document.write( "Multiply both sides by \"+1000%2A5280+\"
\n" ); document.write( "\"+528000+=+1000x+\"
\n" ); document.write( "\"+x+=+528+\"
\n" ); document.write( "It gains 528 ft of altitude\r
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