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Finding the Fourth Proportional to 1,797.83, 2,696.39 and 757.41

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Solution

The fourth proportional to 1,797.83, 2,696.39 and 757.41 is: 1,135.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,797.83 : 2,696.39 = 757.41 : x
  2. Step 2: Convert to fraction form
    1,797.83/2,696.39 = 757.41/x
  3. Step 3: Cross multiply
    1,797.83x = 2,696.39 × 757.41
  4. Step 4: Simplify right side
    1,797.83x = 2,042,268.96
  5. Step 5: Solve for x
    x = 2,042,268.96/1,797.83
  6. Step 6: Final answer
    x = 1,135.97

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Why These Related Problems?

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