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Finding the Fourth Proportional to 1,882.31, 2,826.38 and 1,799.12

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Solution

The fourth proportional to 1,882.31, 2,826.38 and 1,799.12 is: 2,701.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,882.31 : 2,826.38 = 1,799.12 : x
  2. Step 2: Convert to fraction form
    1,882.31/2,826.38 = 1,799.12/x
  3. Step 3: Cross multiply
    1,882.31x = 2,826.38 × 1,799.12
  4. Step 4: Simplify right side
    1,882.31x = 5,085,008.35
  5. Step 5: Solve for x
    x = 5,085,008.35/1,882.31
  6. Step 6: Final answer
    x = 2,701.48

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.