find the value of the following proportions with explanation 524:20::a:100
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Step-by-step explanation:
Your required answer is here...
following numbers are in proportion
524 : 20 : : a : 100
Therefore
Product of means = product of extremes
20 × a = 524 × 100
a = 52400 ÷ 20
a = 2620
Your answer is 2620
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