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Finding the Fourth Proportional to 367.25, 550.85 and 150.75

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Solution

The fourth proportional to 367.25, 550.85 and 150.75 is: 226.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    367.25 : 550.85 = 150.75 : x
  2. Step 2: Convert to fraction form
    367.25/550.85 = 150.75/x
  3. Step 3: Cross multiply
    367.25x = 550.85 × 150.75
  4. Step 4: Simplify right side
    367.25x = 83,039.88
  5. Step 5: Solve for x
    x = 83,039.88/367.25
  6. Step 6: Final answer
    x = 226.12

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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.