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Finding the Fourth Proportional to 363.13, 544.76 and 132.34

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Solution

The fourth proportional to 363.13, 544.76 and 132.34 is: 198.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    363.13 : 544.76 = 132.34 : x
  2. Step 2: Convert to fraction form
    363.13/544.76 = 132.34/x
  3. Step 3: Cross multiply
    363.13x = 544.76 × 132.34
  4. Step 4: Simplify right side
    363.13x = 72,094.82
  5. Step 5: Solve for x
    x = 72,094.82/363.13
  6. Step 6: Final answer
    x = 198.54

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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.