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Finding the Third Proportional to 149,415 and 224,691

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Solution

The third proportional to 149,415 and 224,691 is: 337,891.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,415 : 224,691 = 224,691 : x
  2. Step 2: Convert to fraction form
    149,415/224,691 = 224,691/x
  3. Step 3: Cross multiply
    149,415x = 224,691 × 224,691
  4. Step 4: Simplify right side
    149,415x = 50,486,045,481
  5. Step 5: Solve for x
    x = 50,486,045,481/149,415
  6. Step 6: Final answer
    x = 337,891.41

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.