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Finding the Fourth Proportional to 322,838.85, 445,517.28 and 179,595.82

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Solution

The fourth proportional to 322,838.85, 445,517.28 and 179,595.82 is: 247,842.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,838.85 : 445,517.28 = 179,595.82 : x
  2. Step 2: Convert to fraction form
    322,838.85/445,517.28 = 179,595.82/x
  3. Step 3: Cross multiply
    322,838.85x = 445,517.28 × 179,595.82
  4. Step 4: Simplify right side
    322,838.85x = 80,013,041,225.77
  5. Step 5: Solve for x
    x = 80,013,041,225.77/322,838.85
  6. Step 6: Final answer
    x = 247,842.05

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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.