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Finding the Fourth Proportional to 363.28, 544.74 and 180.34

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Solution

The fourth proportional to 363.28, 544.74 and 180.34 is: 270.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    363.28 : 544.74 = 180.34 : x
  2. Step 2: Convert to fraction form
    363.28/544.74 = 180.34/x
  3. Step 3: Cross multiply
    363.28x = 544.74 × 180.34
  4. Step 4: Simplify right side
    363.28x = 98,238.41
  5. Step 5: Solve for x
    x = 98,238.41/363.28
  6. Step 6: Final answer
    x = 270.42

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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.