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Finding the Third Proportional to 73,384 and 157,136

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Solution

The third proportional to 73,384 and 157,136 is: 336,472.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,384 : 157,136 = 157,136 : x
  2. Step 2: Convert to fraction form
    73,384/157,136 = 157,136/x
  3. Step 3: Cross multiply
    73,384x = 157,136 × 157,136
  4. Step 4: Simplify right side
    73,384x = 24,691,722,496
  5. Step 5: Solve for x
    x = 24,691,722,496/73,384
  6. Step 6: Final answer
    x = 336,472.83

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.