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Finding the Fourth Proportional to 3,464.52, 4,781.12 and 2,067

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Solution

The fourth proportional to 3,464.52, 4,781.12 and 2,067 is: 2,852.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,464.52 : 4,781.12 = 2,067 : x
  2. Step 2: Convert to fraction form
    3,464.52/4,781.12 = 2,067/x
  3. Step 3: Cross multiply
    3,464.52x = 4,781.12 × 2,067
  4. Step 4: Simplify right side
    3,464.52x = 9,882,564.71
  5. Step 5: Solve for x
    x = 9,882,564.71/3,464.52
  6. Step 6: Final answer
    x = 2,852.51

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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.