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Finding the Fourth Proportional to 327,148.25, 451,471.89 and 199,894.01

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Solution

The fourth proportional to 327,148.25, 451,471.89 and 199,894.01 is: 275,858.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,148.25 : 451,471.89 = 199,894.01 : x
  2. Step 2: Convert to fraction form
    327,148.25/451,471.89 = 199,894.01/x
  3. Step 3: Cross multiply
    327,148.25x = 451,471.89 × 199,894.01
  4. Step 4: Simplify right side
    327,148.25x = 90,246,526,494.38
  5. Step 5: Solve for x
    x = 90,246,526,494.38/327,148.25
  6. Step 6: Final answer
    x = 275,858.20

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Why These Related Problems?

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