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Finding the Fourth Proportional to 625,485.31, 937,872.51 and 246,200.55

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Solution

The fourth proportional to 625,485.31, 937,872.51 and 246,200.55 is: 369,160.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    625,485.31 : 937,872.51 = 246,200.55 : x
  2. Step 2: Convert to fraction form
    625,485.31/937,872.51 = 246,200.55/x
  3. Step 3: Cross multiply
    625,485.31x = 937,872.51 × 246,200.55
  4. Step 4: Simplify right side
    625,485.31x = 230,904,723,351.61
  5. Step 5: Solve for x
    x = 230,904,723,351.61/625,485.31
  6. Step 6: Final answer
    x = 369,160.91

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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.