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Finding the Third Proportional to 71,496 and 155,442

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Solution

The third proportional to 71,496 and 155,442 is: 337,951.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,496 : 155,442 = 155,442 : x
  2. Step 2: Convert to fraction form
    71,496/155,442 = 155,442/x
  3. Step 3: Cross multiply
    71,496x = 155,442 × 155,442
  4. Step 4: Simplify right side
    71,496x = 24,162,215,364
  5. Step 5: Solve for x
    x = 24,162,215,364/71,496
  6. Step 6: Final answer
    x = 337,951.99

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.