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Finding the Fourth Proportional to 397.24, 596.14 and 267.49

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Solution

The fourth proportional to 397.24, 596.14 and 267.49 is: 401.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    397.24 : 596.14 = 267.49 : x
  2. Step 2: Convert to fraction form
    397.24/596.14 = 267.49/x
  3. Step 3: Cross multiply
    397.24x = 596.14 × 267.49
  4. Step 4: Simplify right side
    397.24x = 159,463.07
  5. Step 5: Solve for x
    x = 159,463.07/397.24
  6. Step 6: Final answer
    x = 401.42

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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.