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Finding the Fourth Proportional to 180.48, 271.04 and 177.92

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Solution

The fourth proportional to 180.48, 271.04 and 177.92 is: 267.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    180.48 : 271.04 = 177.92 : x
  2. Step 2: Convert to fraction form
    180.48/271.04 = 177.92/x
  3. Step 3: Cross multiply
    180.48x = 271.04 × 177.92
  4. Step 4: Simplify right side
    180.48x = 48,223.44
  5. Step 5: Solve for x
    x = 48,223.44/180.48
  6. Step 6: Final answer
    x = 267.20

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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.