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Finding the Fourth Proportional to 322,223.94, 444,675.15 and 178,997.31

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Solution

The fourth proportional to 322,223.94, 444,675.15 and 178,997.31 is: 247,019.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,223.94 : 444,675.15 = 178,997.31 : x
  2. Step 2: Convert to fraction form
    322,223.94/444,675.15 = 178,997.31/x
  3. Step 3: Cross multiply
    322,223.94x = 444,675.15 × 178,997.31
  4. Step 4: Simplify right side
    322,223.94x = 79,595,655,673.85
  5. Step 5: Solve for x
    x = 79,595,655,673.85/322,223.94
  6. Step 6: Final answer
    x = 247,019.68

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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.