Home / 327,325.50-451,616-196,449.98

Finding the Fourth Proportional to 327,325.50, 451,616 and 196,449.98

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Solution

The fourth proportional to 327,325.50, 451,616 and 196,449.98 is: 271,045.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,325.50 : 451,616 = 196,449.98 : x
  2. Step 2: Convert to fraction form
    327,325.50/451,616 = 196,449.98/x
  3. Step 3: Cross multiply
    327,325.50x = 451,616 × 196,449.98
  4. Step 4: Simplify right side
    327,325.50x = 88,719,954,167.68
  5. Step 5: Solve for x
    x = 88,719,954,167.68/327,325.50
  6. Step 6: Final answer
    x = 271,045.04

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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.