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Finding the Fourth Proportional to 361,406.08, 541,846.08 and 151,103.68

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Solution

The fourth proportional to 361,406.08, 541,846.08 and 151,103.68 is: 226,545.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    361,406.08 : 541,846.08 = 151,103.68 : x
  2. Step 2: Convert to fraction form
    361,406.08/541,846.08 = 151,103.68/x
  3. Step 3: Cross multiply
    361,406.08x = 541,846.08 × 151,103.68
  4. Step 4: Simplify right side
    361,406.08x = 81,874,936,681.57
  5. Step 5: Solve for x
    x = 81,874,936,681.57/361,406.08
  6. Step 6: Final answer
    x = 226,545.54

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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.