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Finding the Fourth Proportional to 373,891.28, 560,434.01 and 181,358.03

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Solution

The fourth proportional to 373,891.28, 560,434.01 and 181,358.03 is: 271,841.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,891.28 : 560,434.01 = 181,358.03 : x
  2. Step 2: Convert to fraction form
    373,891.28/560,434.01 = 181,358.03/x
  3. Step 3: Cross multiply
    373,891.28x = 560,434.01 × 181,358.03
  4. Step 4: Simplify right side
    373,891.28x = 101,639,205,649.83
  5. Step 5: Solve for x
    x = 101,639,205,649.83/373,891.28
  6. Step 6: Final answer
    x = 271,841.61

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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.