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Finding the Fourth Proportional to 231,470.92, 344,676.84 and 222,958.08

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Solution

The fourth proportional to 231,470.92, 344,676.84 and 222,958.08 is: 332,000.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,470.92 : 344,676.84 = 222,958.08 : x
  2. Step 2: Convert to fraction form
    231,470.92/344,676.84 = 222,958.08/x
  3. Step 3: Cross multiply
    231,470.92x = 344,676.84 × 222,958.08
  4. Step 4: Simplify right side
    231,470.92x = 76,848,486,466.87
  5. Step 5: Solve for x
    x = 76,848,486,466.87/231,470.92
  6. Step 6: Final answer
    x = 332,000.61

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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.