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Finding the Fourth Proportional to 322,359.89, 444,837.09 and 179,115.03

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Solution

The fourth proportional to 322,359.89, 444,837.09 and 179,115.03 is: 247,167.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,359.89 : 444,837.09 = 179,115.03 : x
  2. Step 2: Convert to fraction form
    322,359.89/444,837.09 = 179,115.03/x
  3. Step 3: Cross multiply
    322,359.89x = 444,837.09 × 179,115.03
  4. Step 4: Simplify right side
    322,359.89x = 79,677,008,720.46
  5. Step 5: Solve for x
    x = 79,677,008,720.46/322,359.89
  6. Step 6: Final answer
    x = 247,167.88

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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.