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Finding the Fourth Proportional to 6,081.97, 8,393.12 and 3,287.47

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Solution

The fourth proportional to 6,081.97, 8,393.12 and 3,287.47 is: 4,536.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,081.97 : 8,393.12 = 3,287.47 : x
  2. Step 2: Convert to fraction form
    6,081.97/8,393.12 = 3,287.47/x
  3. Step 3: Cross multiply
    6,081.97x = 8,393.12 × 3,287.47
  4. Step 4: Simplify right side
    6,081.97x = 27,592,138.43
  5. Step 5: Solve for x
    x = 27,592,138.43/6,081.97
  6. Step 6: Final answer
    x = 4,536.71

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.