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Finding the Fourth Proportional to 367.57, 550.52 and 238.93

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Solution

The fourth proportional to 367.57, 550.52 and 238.93 is: 357.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    367.57 : 550.52 = 238.93 : x
  2. Step 2: Convert to fraction form
    367.57/550.52 = 238.93/x
  3. Step 3: Cross multiply
    367.57x = 550.52 × 238.93
  4. Step 4: Simplify right side
    367.57x = 131,534.55
  5. Step 5: Solve for x
    x = 131,534.55/367.57
  6. Step 6: Final answer
    x = 357.85

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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.