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Finding the Third Proportional to 267,660 and 557,523

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Solution

The third proportional to 267,660 and 557,523 is: 1,161,293.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,660 : 557,523 = 557,523 : x
  2. Step 2: Convert to fraction form
    267,660/557,523 = 557,523/x
  3. Step 3: Cross multiply
    267,660x = 557,523 × 557,523
  4. Step 4: Simplify right side
    267,660x = 310,831,895,529
  5. Step 5: Solve for x
    x = 310,831,895,529/267,660
  6. Step 6: Final answer
    x = 1,161,293.79

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Why These Related Problems?

These problems maintain the same ratio (2.08) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.