Finding the Third Proportional to 929,932 and 1,971,458
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Solution
The third proportional to 929,932 and 1,971,458 is: 4,179,495.54
Step by Step Solution
- Step 1: Write the proportion equation
929,932 : 1,971,458 = 1,971,458 : x - Step 2: Convert to fraction form
929,932/1,971,458 = 1,971,458/x - Step 3: Cross multiply
929,932x = 1,971,458 × 1,971,458 - Step 4: Simplify right side
929,932x = 3,886,646,645,764 - Step 5: Solve for x
x = 3,886,646,645,764/929,932 - Step 6: Final answer
x = 4,179,495.54
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Why These Related Problems?
These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.