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Finding the Fourth Proportional to 322,356.69, 444,731.40 and 199,793.04

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Solution

The fourth proportional to 322,356.69, 444,731.40 and 199,793.04 is: 275,639.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,356.69 : 444,731.40 = 199,793.04 : x
  2. Step 2: Convert to fraction form
    322,356.69/444,731.40 = 199,793.04/x
  3. Step 3: Cross multiply
    322,356.69x = 444,731.40 × 199,793.04
  4. Step 4: Simplify right side
    322,356.69x = 88,854,238,389.46
  5. Step 5: Solve for x
    x = 88,854,238,389.46/322,356.69
  6. Step 6: Final answer
    x = 275,639.50

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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.