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Finding the Third Proportional to 267,750 and 356,960

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Solution

The third proportional to 267,750 and 356,960 is: 475,893.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,750 : 356,960 = 356,960 : x
  2. Step 2: Convert to fraction form
    267,750/356,960 = 356,960/x
  3. Step 3: Cross multiply
    267,750x = 356,960 × 356,960
  4. Step 4: Simplify right side
    267,750x = 127,420,441,600
  5. Step 5: Solve for x
    x = 127,420,441,600/267,750
  6. Step 6: Final answer
    x = 475,893.34

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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.