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Finding the Fourth Proportional to 323,342.56, 446,142.36 and 196,049.44

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Solution

The fourth proportional to 323,342.56, 446,142.36 and 196,049.44 is: 270,505.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,342.56 : 446,142.36 = 196,049.44 : x
  2. Step 2: Convert to fraction form
    323,342.56/446,142.36 = 196,049.44/x
  3. Step 3: Cross multiply
    323,342.56x = 446,142.36 × 196,049.44
  4. Step 4: Simplify right side
    323,342.56x = 87,465,959,838.28
  5. Step 5: Solve for x
    x = 87,465,959,838.28/323,342.56
  6. Step 6: Final answer
    x = 270,505.56

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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.