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Finding the Fourth Proportional to 269,594.73, 372,047.85 and 148,737.60

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Solution

The fourth proportional to 269,594.73, 372,047.85 and 148,737.60 is: 205,261.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,594.73 : 372,047.85 = 148,737.60 : x
  2. Step 2: Convert to fraction form
    269,594.73/372,047.85 = 148,737.60/x
  3. Step 3: Cross multiply
    269,594.73x = 372,047.85 × 148,737.60
  4. Step 4: Simplify right side
    269,594.73x = 55,337,504,294.16
  5. Step 5: Solve for x
    x = 55,337,504,294.16/269,594.73
  6. Step 6: Final answer
    x = 205,261.82

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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.