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Finding the Fourth Proportional to 542,166.26, 748,183.46 and 297,153

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Solution

The fourth proportional to 542,166.26, 748,183.46 and 297,153 is: 410,067.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    542,166.26 : 748,183.46 = 297,153 : x
  2. Step 2: Convert to fraction form
    542,166.26/748,183.46 = 297,153/x
  3. Step 3: Cross multiply
    542,166.26x = 748,183.46 × 297,153
  4. Step 4: Simplify right side
    542,166.26x = 222,324,958,203.62
  5. Step 5: Solve for x
    x = 222,324,958,203.62/542,166.26
  6. Step 6: Final answer
    x = 410,067.86

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