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Finding the Fourth Proportional to 239.32, 330.11 and 184.04

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Solution

The fourth proportional to 239.32, 330.11 and 184.04 is: 253.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    239.32 : 330.11 = 184.04 : x
  2. Step 2: Convert to fraction form
    239.32/330.11 = 184.04/x
  3. Step 3: Cross multiply
    239.32x = 330.11 × 184.04
  4. Step 4: Simplify right side
    239.32x = 60,753.44
  5. Step 5: Solve for x
    x = 60,753.44/239.32
  6. Step 6: Final answer
    x = 253.86

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.