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Finding the Fourth Proportional to 273,952.43, 410,928.80 and 179,778.39

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Solution

The fourth proportional to 273,952.43, 410,928.80 and 179,778.39 is: 269,667.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,952.43 : 410,928.80 = 179,778.39 : x
  2. Step 2: Convert to fraction form
    273,952.43/410,928.80 = 179,778.39/x
  3. Step 3: Cross multiply
    273,952.43x = 410,928.80 × 179,778.39
  4. Step 4: Simplify right side
    273,952.43x = 73,876,115,628.76
  5. Step 5: Solve for x
    x = 73,876,115,628.76/273,952.43
  6. Step 6: Final answer
    x = 269,667.68

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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.