Home / 327,976.64-491,657.44-177,997.12

Finding the Fourth Proportional to 327,976.64, 491,657.44 and 177,997.12

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Solution

The fourth proportional to 327,976.64, 491,657.44 and 177,997.12 is: 266,828.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,976.64 : 491,657.44 = 177,997.12 : x
  2. Step 2: Convert to fraction form
    327,976.64/491,657.44 = 177,997.12/x
  3. Step 3: Cross multiply
    327,976.64x = 491,657.44 × 177,997.12
  4. Step 4: Simplify right side
    327,976.64x = 87,513,608,346.57
  5. Step 5: Solve for x
    x = 87,513,608,346.57/327,976.64
  6. Step 6: Final answer
    x = 266,828.78

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1.5x scale

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.