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Finding the Fourth Proportional to 244.33, 337.19 and 225.79

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Solution

The fourth proportional to 244.33, 337.19 and 225.79 is: 311.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    244.33 : 337.19 = 225.79 : x
  2. Step 2: Convert to fraction form
    244.33/337.19 = 225.79/x
  3. Step 3: Cross multiply
    244.33x = 337.19 × 225.79
  4. Step 4: Simplify right side
    244.33x = 76,134.13
  5. Step 5: Solve for x
    x = 76,134.13/244.33
  6. Step 6: Final answer
    x = 311.60

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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.