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Finding the Fourth Proportional to 361,199.56, 541,834.98 and 124,511.08

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Solution

The fourth proportional to 361,199.56, 541,834.98 and 124,511.08 is: 186,778.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    361,199.56 : 541,834.98 = 124,511.08 : x
  2. Step 2: Convert to fraction form
    361,199.56/541,834.98 = 124,511.08/x
  3. Step 3: Cross multiply
    361,199.56x = 541,834.98 × 124,511.08
  4. Step 4: Simplify right side
    361,199.56x = 67,464,458,541.58
  5. Step 5: Solve for x
    x = 67,464,458,541.58/361,199.56
  6. Step 6: Final answer
    x = 186,778.91

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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.