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Finding the Fourth Proportional to 574,344.58, 861,645.36 and 175,016.61

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Solution

The fourth proportional to 574,344.58, 861,645.36 and 175,016.61 is: 262,564.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    574,344.58 : 861,645.36 = 175,016.61 : x
  2. Step 2: Convert to fraction form
    574,344.58/861,645.36 = 175,016.61/x
  3. Step 3: Cross multiply
    574,344.58x = 861,645.36 × 175,016.61
  4. Step 4: Simplify right side
    574,344.58x = 150,802,245,621.20
  5. Step 5: Solve for x
    x = 150,802,245,621.20/574,344.58
  6. Step 6: Final answer
    x = 262,564.06

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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.