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Finding the Fourth Proportional to 382.16, 573.24 and 165.98

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Solution

The fourth proportional to 382.16, 573.24 and 165.98 is: 248.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    382.16 : 573.24 = 165.98 : x
  2. Step 2: Convert to fraction form
    382.16/573.24 = 165.98/x
  3. Step 3: Cross multiply
    382.16x = 573.24 × 165.98
  4. Step 4: Simplify right side
    382.16x = 95,146.38
  5. Step 5: Solve for x
    x = 95,146.38/382.16
  6. Step 6: Final answer
    x = 248.97

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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.