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Finding the Fourth Proportional to 3,067.60, 4,233.18 and 2,018.92

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Solution

The fourth proportional to 3,067.60, 4,233.18 and 2,018.92 is: 2,786.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,067.60 : 4,233.18 = 2,018.92 : x
  2. Step 2: Convert to fraction form
    3,067.60/4,233.18 = 2,018.92/x
  3. Step 3: Cross multiply
    3,067.60x = 4,233.18 × 2,018.92
  4. Step 4: Simplify right side
    3,067.60x = 8,546,451.77
  5. Step 5: Solve for x
    x = 8,546,451.77/3,067.60
  6. Step 6: Final answer
    x = 2,786.04

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