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Finding the Third Proportional to 57,778 and 119,432

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Solution

The third proportional to 57,778 and 119,432 is: 246,876.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,778 : 119,432 = 119,432 : x
  2. Step 2: Convert to fraction form
    57,778/119,432 = 119,432/x
  3. Step 3: Cross multiply
    57,778x = 119,432 × 119,432
  4. Step 4: Simplify right side
    57,778x = 14,264,002,624
  5. Step 5: Solve for x
    x = 14,264,002,624/57,778
  6. Step 6: Final answer
    x = 246,876.02

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Why These Related Problems?

These problems maintain the same ratio (2.07) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.