Home / 327,581.32-491,343.66-199,464.52

Finding the Fourth Proportional to 327,581.32, 491,343.66 and 199,464.52

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Solution

The fourth proportional to 327,581.32, 491,343.66 and 199,464.52 is: 299,179.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,581.32 : 491,343.66 = 199,464.52 : x
  2. Step 2: Convert to fraction form
    327,581.32/491,343.66 = 199,464.52/x
  3. Step 3: Cross multiply
    327,581.32x = 491,343.66 × 199,464.52
  4. Step 4: Simplify right side
    327,581.32x = 98,005,627,296.94
  5. Step 5: Solve for x
    x = 98,005,627,296.94/327,581.32
  6. Step 6: Final answer
    x = 299,179.54

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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.