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Finding the Fourth Proportional to 596.70, 892.62 and 423.36

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Solution

The fourth proportional to 596.70, 892.62 and 423.36 is: 633.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    596.70 : 892.62 = 423.36 : x
  2. Step 2: Convert to fraction form
    596.70/892.62 = 423.36/x
  3. Step 3: Cross multiply
    596.70x = 892.62 × 423.36
  4. Step 4: Simplify right side
    596.70x = 377,899.60
  5. Step 5: Solve for x
    x = 377,899.60/596.70
  6. Step 6: Final answer
    x = 633.32

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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.