Home / 327,336.89-451,657.17-191,344.55

Finding the Fourth Proportional to 327,336.89, 451,657.17 and 191,344.55

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Solution

The fourth proportional to 327,336.89, 451,657.17 and 191,344.55 is: 264,015.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,336.89 : 451,657.17 = 191,344.55 : x
  2. Step 2: Convert to fraction form
    327,336.89/451,657.17 = 191,344.55/x
  3. Step 3: Cross multiply
    327,336.89x = 451,657.17 × 191,344.55
  4. Step 4: Simplify right side
    327,336.89x = 86,422,135,689.64
  5. Step 5: Solve for x
    x = 86,422,135,689.64/327,336.89
  6. Step 6: Final answer
    x = 264,015.88

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1.5x scale

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.