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Finding the Fourth Proportional to 337.22, 465.19 and 226.73

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Solution

The fourth proportional to 337.22, 465.19 and 226.73 is: 312.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    337.22 : 465.19 = 226.73 : x
  2. Step 2: Convert to fraction form
    337.22/465.19 = 226.73/x
  3. Step 3: Cross multiply
    337.22x = 465.19 × 226.73
  4. Step 4: Simplify right side
    337.22x = 105,473.12
  5. Step 5: Solve for x
    x = 105,473.12/337.22
  6. Step 6: Final answer
    x = 312.77

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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.