Home / 327,199.75-451,351.26-196,343.56

Finding the Fourth Proportional to 327,199.75, 451,351.26 and 196,343.56

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Solution

The fourth proportional to 327,199.75, 451,351.26 and 196,343.56 is: 270,843.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,199.75 : 451,351.26 = 196,343.56 : x
  2. Step 2: Convert to fraction form
    327,199.75/451,351.26 = 196,343.56/x
  3. Step 3: Cross multiply
    327,199.75x = 451,351.26 × 196,343.56
  4. Step 4: Simplify right side
    327,199.75x = 88,619,913,198.89
  5. Step 5: Solve for x
    x = 88,619,913,198.89/327,199.75
  6. Step 6: Final answer
    x = 270,843.46

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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.