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Finding the Third Proportional to 80,839 and 175,668

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Solution

The third proportional to 80,839 and 175,668 is: 381,737.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,839 : 175,668 = 175,668 : x
  2. Step 2: Convert to fraction form
    80,839/175,668 = 175,668/x
  3. Step 3: Cross multiply
    80,839x = 175,668 × 175,668
  4. Step 4: Simplify right side
    80,839x = 30,859,246,224
  5. Step 5: Solve for x
    x = 30,859,246,224/80,839
  6. Step 6: Final answer
    x = 381,737.11

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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.