Home / 327,195.41-451,345.26-196,339.21

Finding the Fourth Proportional to 327,195.41, 451,345.26 and 196,339.21

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Solution

The fourth proportional to 327,195.41, 451,345.26 and 196,339.21 is: 270,837.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,195.41 : 451,345.26 = 196,339.21 : x
  2. Step 2: Convert to fraction form
    327,195.41/451,345.26 = 196,339.21/x
  3. Step 3: Cross multiply
    327,195.41x = 451,345.26 × 196,339.21
  4. Step 4: Simplify right side
    327,195.41x = 88,616,773,515.09
  5. Step 5: Solve for x
    x = 88,616,773,515.09/327,195.41
  6. Step 6: Final answer
    x = 270,837.46

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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.