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Finding the Fourth Proportional to 473.29, 710.11 and 165.18

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Solution

The fourth proportional to 473.29, 710.11 and 165.18 is: 247.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    473.29 : 710.11 = 165.18 : x
  2. Step 2: Convert to fraction form
    473.29/710.11 = 165.18/x
  3. Step 3: Cross multiply
    473.29x = 710.11 × 165.18
  4. Step 4: Simplify right side
    473.29x = 117,295.97
  5. Step 5: Solve for x
    x = 117,295.97/473.29
  6. Step 6: Final answer
    x = 247.83

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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.