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Finding the Fourth Proportional to 267,057.98, 400,576.50 and 67,375.88

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Solution

The fourth proportional to 267,057.98, 400,576.50 and 67,375.88 is: 101,061.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,057.98 : 400,576.50 = 67,375.88 : x
  2. Step 2: Convert to fraction form
    267,057.98/400,576.50 = 67,375.88/x
  3. Step 3: Cross multiply
    267,057.98x = 400,576.50 × 67,375.88
  4. Step 4: Simplify right side
    267,057.98x = 26,989,194,194.82
  5. Step 5: Solve for x
    x = 26,989,194,194.82/267,057.98
  6. Step 6: Final answer
    x = 101,061.18

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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.