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Finding the Fourth Proportional to 322,388.31, 444,765.96 and 194,842.47

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Solution

The fourth proportional to 322,388.31, 444,765.96 and 194,842.47 is: 268,804.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,388.31 : 444,765.96 = 194,842.47 : x
  2. Step 2: Convert to fraction form
    322,388.31/444,765.96 = 194,842.47/x
  3. Step 3: Cross multiply
    322,388.31x = 444,765.96 × 194,842.47
  4. Step 4: Simplify right side
    322,388.31x = 86,659,298,218.32
  5. Step 5: Solve for x
    x = 86,659,298,218.32/322,388.31
  6. Step 6: Final answer
    x = 268,804.10

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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.