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Finding the Fourth Proportional to 6,179.68, 9,273.16 and 2,286.80

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Solution

The fourth proportional to 6,179.68, 9,273.16 and 2,286.80 is: 3,431.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,179.68 : 9,273.16 = 2,286.80 : x
  2. Step 2: Convert to fraction form
    6,179.68/9,273.16 = 2,286.80/x
  3. Step 3: Cross multiply
    6,179.68x = 9,273.16 × 2,286.80
  4. Step 4: Simplify right side
    6,179.68x = 21,205,862.29
  5. Step 5: Solve for x
    x = 21,205,862.29/6,179.68
  6. Step 6: Final answer
    x = 3,431.55

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1.5x scale

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.