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Finding the Fourth Proportional to 2,676.58, 3,694.82 and 2,079.25

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Solution

The fourth proportional to 2,676.58, 3,694.82 and 2,079.25 is: 2,870.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,676.58 : 3,694.82 = 2,079.25 : x
  2. Step 2: Convert to fraction form
    2,676.58/3,694.82 = 2,079.25/x
  3. Step 3: Cross multiply
    2,676.58x = 3,694.82 × 2,079.25
  4. Step 4: Simplify right side
    2,676.58x = 7,682,434.85
  5. Step 5: Solve for x
    x = 7,682,434.85/2,676.58
  6. Step 6: Final answer
    x = 2,870.25

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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.