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Finding the Fourth Proportional to 323,661.75, 446,677.54 and 187,694.52

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Solution

The fourth proportional to 323,661.75, 446,677.54 and 187,694.52 is: 259,032.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,661.75 : 446,677.54 = 187,694.52 : x
  2. Step 2: Convert to fraction form
    323,661.75/446,677.54 = 187,694.52/x
  3. Step 3: Cross multiply
    323,661.75x = 446,677.54 × 187,694.52
  4. Step 4: Simplify right side
    323,661.75x = 83,838,924,231.69
  5. Step 5: Solve for x
    x = 83,838,924,231.69/323,661.75
  6. Step 6: Final answer
    x = 259,032.54

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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.