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Finding the Fourth Proportional to 179,680.80, 269,002.80 and 174,496.80

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Solution

The fourth proportional to 179,680.80, 269,002.80 and 174,496.80 is: 261,241.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,680.80 : 269,002.80 = 174,496.80 : x
  2. Step 2: Convert to fraction form
    179,680.80/269,002.80 = 174,496.80/x
  3. Step 3: Cross multiply
    179,680.80x = 269,002.80 × 174,496.80
  4. Step 4: Simplify right side
    179,680.80x = 46,940,127,791.04
  5. Step 5: Solve for x
    x = 46,940,127,791.04/179,680.80
  6. Step 6: Final answer
    x = 261,241.76

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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.