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Finding the Fourth Proportional to 223.20, 335.01 and 132.08

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Solution

The fourth proportional to 223.20, 335.01 and 132.08 is: 198.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    223.20 : 335.01 = 132.08 : x
  2. Step 2: Convert to fraction form
    223.20/335.01 = 132.08/x
  3. Step 3: Cross multiply
    223.20x = 335.01 × 132.08
  4. Step 4: Simplify right side
    223.20x = 44,248.12
  5. Step 5: Solve for x
    x = 44,248.12/223.20
  6. Step 6: Final answer
    x = 198.24

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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.