Finding the Third Proportional to 724,909 and 1,569,286
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Solution
The third proportional to 724,909 and 1,569,286 is: 3,397,196.82
Step by Step Solution
- Step 1: Write the proportion equation
724,909 : 1,569,286 = 1,569,286 : x - Step 2: Convert to fraction form
724,909/1,569,286 = 1,569,286/x - Step 3: Cross multiply
724,909x = 1,569,286 × 1,569,286 - Step 4: Simplify right side
724,909x = 2,462,658,549,796 - Step 5: Solve for x
x = 2,462,658,549,796/724,909 - Step 6: Final answer
x = 3,397,196.82
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These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.