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Finding the Third Proportional to 71,527 and 155,344

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Solution

The third proportional to 71,527 and 155,344 is: 337,379.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,527 : 155,344 = 155,344 : x
  2. Step 2: Convert to fraction form
    71,527/155,344 = 155,344/x
  3. Step 3: Cross multiply
    71,527x = 155,344 × 155,344
  4. Step 4: Simplify right side
    71,527x = 24,131,758,336
  5. Step 5: Solve for x
    x = 24,131,758,336/71,527
  6. Step 6: Final answer
    x = 337,379.71

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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.