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Finding the Fourth Proportional to 240.18, 331.60 and 184.82

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Solution

The fourth proportional to 240.18, 331.60 and 184.82 is: 255.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    240.18 : 331.60 = 184.82 : x
  2. Step 2: Convert to fraction form
    240.18/331.60 = 184.82/x
  3. Step 3: Cross multiply
    240.18x = 331.60 × 184.82
  4. Step 4: Simplify right side
    240.18x = 61,286.31
  5. Step 5: Solve for x
    x = 61,286.31/240.18
  6. Step 6: Final answer
    x = 255.17

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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.