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Finding the Fourth Proportional to 266,042.12, 367,198.26 and 181,193

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Solution

The fourth proportional to 266,042.12, 367,198.26 and 181,193 is: 250,087.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,042.12 : 367,198.26 = 181,193 : x
  2. Step 2: Convert to fraction form
    266,042.12/367,198.26 = 181,193/x
  3. Step 3: Cross multiply
    266,042.12x = 367,198.26 × 181,193
  4. Step 4: Simplify right side
    266,042.12x = 66,533,754,324.18
  5. Step 5: Solve for x
    x = 66,533,754,324.18/266,042.12
  6. Step 6: Final answer
    x = 250,087.30

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.