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Finding the Third Proportional to 482,361 and 709,569

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Solution

The third proportional to 482,361 and 709,569 is: 1,043,799.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,361 : 709,569 = 709,569 : x
  2. Step 2: Convert to fraction form
    482,361/709,569 = 709,569/x
  3. Step 3: Cross multiply
    482,361x = 709,569 × 709,569
  4. Step 4: Simplify right side
    482,361x = 503,488,165,761
  5. Step 5: Solve for x
    x = 503,488,165,761/482,361
  6. Step 6: Final answer
    x = 1,043,799.49

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.