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Finding the Fourth Proportional to 567.20, 850.86 and 495.92

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Solution

The fourth proportional to 567.20, 850.86 and 495.92 is: 743.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    567.20 : 850.86 = 495.92 : x
  2. Step 2: Convert to fraction form
    567.20/850.86 = 495.92/x
  3. Step 3: Cross multiply
    567.20x = 850.86 × 495.92
  4. Step 4: Simplify right side
    567.20x = 421,958.49
  5. Step 5: Solve for x
    x = 421,958.49/567.20
  6. Step 6: Final answer
    x = 743.93

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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.