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Finding the Fourth Proportional to 273,874.80, 410,005.80 and 204,063.60

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Solution

The fourth proportional to 273,874.80, 410,005.80 and 204,063.60 is: 305,494.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,874.80 : 410,005.80 = 204,063.60 : x
  2. Step 2: Convert to fraction form
    273,874.80/410,005.80 = 204,063.60/x
  3. Step 3: Cross multiply
    273,874.80x = 410,005.80 × 204,063.60
  4. Step 4: Simplify right side
    273,874.80x = 83,667,259,568.88
  5. Step 5: Solve for x
    x = 83,667,259,568.88/273,874.80
  6. Step 6: Final answer
    x = 305,494.55

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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.