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Mathematics 23 Online
OpenStudy (anonymous):

The scale on a drawing is 3 in.:4 ft. The actual length of the object is 24 feet. How many inches is the length of the object on the drawing?

Parth (parthkohli):

You'll require proportions here.

Parth (parthkohli):

\( \color{Black}{\Rightarrow 3:4 = x:24 }\)

Parth (parthkohli):

So, \(4x = 72\)

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