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Finding the Fourth Proportional to 564.16, 846.96 and 372.28

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Solution

The fourth proportional to 564.16, 846.96 and 372.28 is: 558.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    564.16 : 846.96 = 372.28 : x
  2. Step 2: Convert to fraction form
    564.16/846.96 = 372.28/x
  3. Step 3: Cross multiply
    564.16x = 846.96 × 372.28
  4. Step 4: Simplify right side
    564.16x = 315,306.27
  5. Step 5: Solve for x
    x = 315,306.27/564.16
  6. Step 6: Final answer
    x = 558.90

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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.