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Finding the Fourth Proportional to 263,176.73, 394,761.43 and 63,495.44

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Solution

The fourth proportional to 263,176.73, 394,761.43 and 63,495.44 is: 95,242.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,176.73 : 394,761.43 = 63,495.44 : x
  2. Step 2: Convert to fraction form
    263,176.73/394,761.43 = 63,495.44/x
  3. Step 3: Cross multiply
    263,176.73x = 394,761.43 × 63,495.44
  4. Step 4: Simplify right side
    263,176.73x = 25,065,551,759.15
  5. Step 5: Solve for x
    x = 25,065,551,759.15/263,176.73
  6. Step 6: Final answer
    x = 95,242.28

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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.