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Finding the Fourth Proportional to 241,990.80, 362,694.60 and 123,601.20

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Solution

The fourth proportional to 241,990.80, 362,694.60 and 123,601.20 is: 185,252.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    241,990.80 : 362,694.60 = 123,601.20 : x
  2. Step 2: Convert to fraction form
    241,990.80/362,694.60 = 123,601.20/x
  3. Step 3: Cross multiply
    241,990.80x = 362,694.60 × 123,601.20
  4. Step 4: Simplify right side
    241,990.80x = 44,829,487,793.52
  5. Step 5: Solve for x
    x = 44,829,487,793.52/241,990.80
  6. Step 6: Final answer
    x = 185,252.86

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.