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Finding the Third Proportional to 187,912 and 250,508

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Solution

The third proportional to 187,912 and 250,508 is: 333,955.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,912 : 250,508 = 250,508 : x
  2. Step 2: Convert to fraction form
    187,912/250,508 = 250,508/x
  3. Step 3: Cross multiply
    187,912x = 250,508 × 250,508
  4. Step 4: Simplify right side
    187,912x = 62,754,258,064
  5. Step 5: Solve for x
    x = 62,754,258,064/187,912
  6. Step 6: Final answer
    x = 333,955.56

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Why These Related Problems?

These problems maintain the same ratio (1.33) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.