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Finding the Fourth Proportional to 473.73, 709.92 and 180.92

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Solution

The fourth proportional to 473.73, 709.92 and 180.92 is: 271.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    473.73 : 709.92 = 180.92 : x
  2. Step 2: Convert to fraction form
    473.73/709.92 = 180.92/x
  3. Step 3: Cross multiply
    473.73x = 709.92 × 180.92
  4. Step 4: Simplify right side
    473.73x = 128,435.18
  5. Step 5: Solve for x
    x = 128,435.18/473.73
  6. Step 6: Final answer
    x = 271.11

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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.