document.write( "Question 283877: A Boeing 747 jet is approximately 230 ft long and has a wingspan of 195 ft. If a scale model of the plane is about 40 cm long, what is the model’s wingspan? \n" ); document.write( "
Algebra.Com's Answer #206040 by richwmiller(17219)\"\" \"About 
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You have to convert from cm to ft we have two measurement in ft and only one in cm.
\n" ); document.write( "1 centimeter = 0.032808399 feet
\n" ); document.write( " multiply by 40*.0328=1.312
\n" ); document.write( "then you have to get the ratio of the jet to scale jet/scale
\n" ); document.write( "230/1.312= 195/s
\n" ); document.write( "solve for s
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