Home / 327,272.28-451,641.87-191,317.83

Finding the Fourth Proportional to 327,272.28, 451,641.87 and 191,317.83

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Solution

The fourth proportional to 327,272.28, 451,641.87 and 191,317.83 is: 264,022.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,272.28 : 451,641.87 = 191,317.83 : x
  2. Step 2: Convert to fraction form
    327,272.28/451,641.87 = 191,317.83/x
  3. Step 3: Cross multiply
    327,272.28x = 451,641.87 × 191,317.83
  4. Step 4: Simplify right side
    327,272.28x = 86,407,142,505.54
  5. Step 5: Solve for x
    x = 86,407,142,505.54/327,272.28
  6. Step 6: Final answer
    x = 264,022.19

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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.