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Finding the Fourth Proportional to 240.16, 333.72 and 237.66

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Solution

The fourth proportional to 240.16, 333.72 and 237.66 is: 330.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    240.16 : 333.72 = 237.66 : x
  2. Step 2: Convert to fraction form
    240.16/333.72 = 237.66/x
  3. Step 3: Cross multiply
    240.16x = 333.72 × 237.66
  4. Step 4: Simplify right side
    240.16x = 79,310.23
  5. Step 5: Solve for x
    x = 79,310.23/240.16
  6. Step 6: Final answer
    x = 330.24

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Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.