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Finding the Fourth Proportional to 295,793.30, 408,278.37 and 174,976.61

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Solution

The fourth proportional to 295,793.30, 408,278.37 and 174,976.61 is: 241,517.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,793.30 : 408,278.37 = 174,976.61 : x
  2. Step 2: Convert to fraction form
    295,793.30/408,278.37 = 174,976.61/x
  3. Step 3: Cross multiply
    295,793.30x = 408,278.37 × 174,976.61
  4. Step 4: Simplify right side
    295,793.30x = 71,439,163,077.53
  5. Step 5: Solve for x
    x = 71,439,163,077.53/295,793.30
  6. Step 6: Final answer
    x = 241,517.18

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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.