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Finding the Third Proportional to 267,444 and 587,374

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Solution

The third proportional to 267,444 and 587,374 is: 1,290,020.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,444 : 587,374 = 587,374 : x
  2. Step 2: Convert to fraction form
    267,444/587,374 = 587,374/x
  3. Step 3: Cross multiply
    267,444x = 587,374 × 587,374
  4. Step 4: Simplify right side
    267,444x = 345,008,215,876
  5. Step 5: Solve for x
    x = 345,008,215,876/267,444
  6. Step 6: Final answer
    x = 1,290,020.40

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.