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Finding the Fourth Proportional to 322,251.90, 482,794.65 and 275,595.90

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Solution

The fourth proportional to 322,251.90, 482,794.65 and 275,595.90 is: 412,895.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,251.90 : 482,794.65 = 275,595.90 : x
  2. Step 2: Convert to fraction form
    322,251.90/482,794.65 = 275,595.90/x
  3. Step 3: Cross multiply
    322,251.90x = 482,794.65 × 275,595.90
  4. Step 4: Simplify right side
    322,251.90x = 133,056,226,081.94
  5. Step 5: Solve for x
    x = 133,056,226,081.94/322,251.90
  6. Step 6: Final answer
    x = 412,895.09

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.