Determine whether the following numbers are in the proportion or not 1/2, 1/4, 1/7, 1/14
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1/2 : 1/4
= 1/2 ÷ 1/4
= 1/2 x 4/1
= 2
1/7 : 1/14
= 1/7 ÷ 1/14
= 1/7 x 14/1
= 2
hence numbers are in proportion
1/2 : 1/4 : : 1/7 : 1/14
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