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Finding the Fourth Proportional to 361,694.02, 542,570.52 and 181,686.82

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Solution

The fourth proportional to 361,694.02, 542,570.52 and 181,686.82 is: 272,545.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    361,694.02 : 542,570.52 = 181,686.82 : x
  2. Step 2: Convert to fraction form
    361,694.02/542,570.52 = 181,686.82/x
  3. Step 3: Cross multiply
    361,694.02x = 542,570.52 × 181,686.82
  4. Step 4: Simplify right side
    361,694.02x = 98,577,912,404.55
  5. Step 5: Solve for x
    x = 98,577,912,404.55/361,694.02
  6. Step 6: Final answer
    x = 272,545.04

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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.