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Finding the Fourth Proportional to 596.28, 892.56 and 474.78

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Solution

The fourth proportional to 596.28, 892.56 and 474.78 is: 710.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    596.28 : 892.56 = 474.78 : x
  2. Step 2: Convert to fraction form
    596.28/892.56 = 474.78/x
  3. Step 3: Cross multiply
    596.28x = 892.56 × 474.78
  4. Step 4: Simplify right side
    596.28x = 423,769.64
  5. Step 5: Solve for x
    x = 423,769.64/596.28
  6. Step 6: Final answer
    x = 710.69

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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.