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Finding the Fourth Proportional to 237.08, 353.86 and 226.54

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Solution

The fourth proportional to 237.08, 353.86 and 226.54 is: 338.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    237.08 : 353.86 = 226.54 : x
  2. Step 2: Convert to fraction form
    237.08/353.86 = 226.54/x
  3. Step 3: Cross multiply
    237.08x = 353.86 × 226.54
  4. Step 4: Simplify right side
    237.08x = 80,163.44
  5. Step 5: Solve for x
    x = 80,163.44/237.08
  6. Step 6: Final answer
    x = 338.13

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.