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Finding the Fourth Proportional to 224.20, 335.58 and 181

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Solution

The fourth proportional to 224.20, 335.58 and 181 is: 270.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    224.20 : 335.58 = 181 : x
  2. Step 2: Convert to fraction form
    224.20/335.58 = 181/x
  3. Step 3: Cross multiply
    224.20x = 335.58 × 181
  4. Step 4: Simplify right side
    224.20x = 60,739.98
  5. Step 5: Solve for x
    x = 60,739.98/224.20
  6. Step 6: Final answer
    x = 270.92

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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.