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Finding the Fourth Proportional to 360,867.56, 541,301.64 and 108,174.59

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Solution

The fourth proportional to 360,867.56, 541,301.64 and 108,174.59 is: 162,261.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,867.56 : 541,301.64 = 108,174.59 : x
  2. Step 2: Convert to fraction form
    360,867.56/541,301.64 = 108,174.59/x
  3. Step 3: Cross multiply
    360,867.56x = 541,301.64 × 108,174.59
  4. Step 4: Simplify right side
    360,867.56x = 58,555,081,891.05
  5. Step 5: Solve for x
    x = 58,555,081,891.05/360,867.56
  6. Step 6: Final answer
    x = 162,261.97

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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.