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Finding the Fourth Proportional to 323,440.28, 446,337.11 and 185,641.89

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Solution

The fourth proportional to 323,440.28, 446,337.11 and 185,641.89 is: 256,179.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,440.28 : 446,337.11 = 185,641.89 : x
  2. Step 2: Convert to fraction form
    323,440.28/446,337.11 = 185,641.89/x
  3. Step 3: Cross multiply
    323,440.28x = 446,337.11 × 185,641.89
  4. Step 4: Simplify right side
    323,440.28x = 82,858,863,749.33
  5. Step 5: Solve for x
    x = 82,858,863,749.33/323,440.28
  6. Step 6: Final answer
    x = 256,179.80

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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.