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Finding the Third Proportional to 187,387.17 and 267,064.59

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Solution

The third proportional to 187,387.17 and 267,064.59 is: 380,621.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,387.17 : 267,064.59 = 267,064.59 : x
  2. Step 2: Convert to fraction form
    187,387.17/267,064.59 = 267,064.59/x
  3. Step 3: Cross multiply
    187,387.17x = 267,064.59 × 267,064.59
  4. Step 4: Simplify right side
    187,387.17x = 71,323,497,234.85
  5. Step 5: Solve for x
    x = 71,323,497,234.85/187,387.17
  6. Step 6: Final answer
    x = 380,621.02

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Why These Related Problems?

These problems maintain the same ratio (1.43) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.