Home / 327,147.25-451,470.51-199,893.01

Finding the Fourth Proportional to 327,147.25, 451,470.51 and 199,893.01

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Solution

The fourth proportional to 327,147.25, 451,470.51 and 199,893.01 is: 275,856.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,147.25 : 451,470.51 = 199,893.01 : x
  2. Step 2: Convert to fraction form
    327,147.25/451,470.51 = 199,893.01/x
  3. Step 3: Cross multiply
    327,147.25x = 451,470.51 × 199,893.01
  4. Step 4: Simplify right side
    327,147.25x = 90,245,799,170.14
  5. Step 5: Solve for x
    x = 90,245,799,170.14/327,147.25
  6. Step 6: Final answer
    x = 275,856.82

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1.5x scale

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.