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Finding the Fourth Proportional to 327,729.93, 452,334.29 and 206,789.73

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Solution

The fourth proportional to 327,729.93, 452,334.29 and 206,789.73 is: 285,412.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,729.93 : 452,334.29 = 206,789.73 : x
  2. Step 2: Convert to fraction form
    327,729.93/452,334.29 = 206,789.73/x
  3. Step 3: Cross multiply
    327,729.93x = 452,334.29 × 206,789.73
  4. Step 4: Simplify right side
    327,729.93x = 93,538,085,698.84
  5. Step 5: Solve for x
    x = 93,538,085,698.84/327,729.93
  6. Step 6: Final answer
    x = 285,412.09

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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.