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Finding the Fourth Proportional to 224.28, 335.97 and 163.74

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Solution

The fourth proportional to 224.28, 335.97 and 163.74 is: 245.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    224.28 : 335.97 = 163.74 : x
  2. Step 2: Convert to fraction form
    224.28/335.97 = 163.74/x
  3. Step 3: Cross multiply
    224.28x = 335.97 × 163.74
  4. Step 4: Simplify right side
    224.28x = 55,011.73
  5. Step 5: Solve for x
    x = 55,011.73/224.28
  6. Step 6: Final answer
    x = 245.28

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.