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Finding the Fourth Proportional to 3,451.59, 4,763.03 and 1,959.31

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Solution

The fourth proportional to 3,451.59, 4,763.03 and 1,959.31 is: 2,703.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,451.59 : 4,763.03 = 1,959.31 : x
  2. Step 2: Convert to fraction form
    3,451.59/4,763.03 = 1,959.31/x
  3. Step 3: Cross multiply
    3,451.59x = 4,763.03 × 1,959.31
  4. Step 4: Simplify right side
    3,451.59x = 9,332,230.61
  5. Step 5: Solve for x
    x = 9,332,230.61/3,451.59
  6. Step 6: Final answer
    x = 2,703.75

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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.