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Finding the Fourth Proportional to 231,398.24, 347,122.88 and 73,589.80

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Solution

The fourth proportional to 231,398.24, 347,122.88 and 73,589.80 is: 110,392.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,398.24 : 347,122.88 = 73,589.80 : x
  2. Step 2: Convert to fraction form
    231,398.24/347,122.88 = 73,589.80/x
  3. Step 3: Cross multiply
    231,398.24x = 347,122.88 × 73,589.80
  4. Step 4: Simplify right side
    231,398.24x = 25,544,703,314.62
  5. Step 5: Solve for x
    x = 25,544,703,314.62/231,398.24
  6. Step 6: Final answer
    x = 110,392.82

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.