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Finding the Fourth Proportional to 331.29, 496.15 and 184.84

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Solution

The fourth proportional to 331.29, 496.15 and 184.84 is: 276.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    331.29 : 496.15 = 184.84 : x
  2. Step 2: Convert to fraction form
    331.29/496.15 = 184.84/x
  3. Step 3: Cross multiply
    331.29x = 496.15 × 184.84
  4. Step 4: Simplify right side
    331.29x = 91,706.66
  5. Step 5: Solve for x
    x = 91,706.66/331.29
  6. Step 6: Final answer
    x = 276.82

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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.