find x if 2,7,5,(x/2) are in proportion
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Step-by-step explanation:
a:b::b:c
a×c =b×b
2:7:: 5 : x_2
Answered by
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Given : 2 , 7 , 5 , (x/2) are in proportion
To Find : x
Solution:
a : b :: c : d
=> a/b = c/d
=> ad = bc
2 : 7 :: 5 : x/2
Product of middle two term = Product of extremes
=> 7 * 5 = 2 * x/2
=> 35 = x
=> x = 35
Hence Value of x is 35
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