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Finding the Fourth Proportional to 361.56, 542.52 and 224.94

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Solution

The fourth proportional to 361.56, 542.52 and 224.94 is: 337.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    361.56 : 542.52 = 224.94 : x
  2. Step 2: Convert to fraction form
    361.56/542.52 = 224.94/x
  3. Step 3: Cross multiply
    361.56x = 542.52 × 224.94
  4. Step 4: Simplify right side
    361.56x = 122,034.45
  5. Step 5: Solve for x
    x = 122,034.45/361.56
  6. Step 6: Final answer
    x = 337.52

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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.