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Finding the Fourth Proportional to 198,003.89, 296,990.92 and 63,062.52

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Solution

The fourth proportional to 198,003.89, 296,990.92 and 63,062.52 is: 94,589.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,003.89 : 296,990.92 = 63,062.52 : x
  2. Step 2: Convert to fraction form
    198,003.89/296,990.92 = 63,062.52/x
  3. Step 3: Cross multiply
    198,003.89x = 296,990.92 × 63,062.52
  4. Step 4: Simplify right side
    198,003.89x = 18,728,995,832.32
  5. Step 5: Solve for x
    x = 18,728,995,832.32/198,003.89
  6. Step 6: Final answer
    x = 94,589.03

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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.