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Finding the Fourth Proportional to 2,026.71, 2,797.32 and 1,694.56

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Solution

The fourth proportional to 2,026.71, 2,797.32 and 1,694.56 is: 2,338.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,026.71 : 2,797.32 = 1,694.56 : x
  2. Step 2: Convert to fraction form
    2,026.71/2,797.32 = 1,694.56/x
  3. Step 3: Cross multiply
    2,026.71x = 2,797.32 × 1,694.56
  4. Step 4: Simplify right side
    2,026.71x = 4,740,226.58
  5. Step 5: Solve for x
    x = 4,740,226.58/2,026.71
  6. Step 6: Final answer
    x = 2,338.88

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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.