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Finding the Third Proportional to 539,065.13 and 637,480.13

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Solution

The third proportional to 539,065.13 and 637,480.13 is: 753,862.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    539,065.13 : 637,480.13 = 637,480.13 : x
  2. Step 2: Convert to fraction form
    539,065.13/637,480.13 = 637,480.13/x
  3. Step 3: Cross multiply
    539,065.13x = 637,480.13 × 637,480.13
  4. Step 4: Simplify right side
    539,065.13x = 406,380,909,770.02
  5. Step 5: Solve for x
    x = 406,380,909,770.02/539,065.13
  6. Step 6: Final answer
    x = 753,862.36

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Why These Related Problems?

These problems maintain the same ratio (1.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.