Home / 327,736.75-452,171.16-198,726.99

Finding the Fourth Proportional to 327,736.75, 452,171.16 and 198,726.99

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Solution

The fourth proportional to 327,736.75, 452,171.16 and 198,726.99 is: 274,179.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,736.75 : 452,171.16 = 198,726.99 : x
  2. Step 2: Convert to fraction form
    327,736.75/452,171.16 = 198,726.99/x
  3. Step 3: Cross multiply
    327,736.75x = 452,171.16 × 198,726.99
  4. Step 4: Simplify right side
    327,736.75x = 89,858,613,591.61
  5. Step 5: Solve for x
    x = 89,858,613,591.61/327,736.75
  6. Step 6: Final answer
    x = 274,179.24

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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.