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Finding the Fourth Proportional to 5,059.56, 6,982.03 and 2,759.86

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Solution

The fourth proportional to 5,059.56, 6,982.03 and 2,759.86 is: 3,808.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,059.56 : 6,982.03 = 2,759.86 : x
  2. Step 2: Convert to fraction form
    5,059.56/6,982.03 = 2,759.86/x
  3. Step 3: Cross multiply
    5,059.56x = 6,982.03 × 2,759.86
  4. Step 4: Simplify right side
    5,059.56x = 19,269,382.70
  5. Step 5: Solve for x
    x = 19,269,382.70/5,059.56
  6. Step 6: Final answer
    x = 3,808.51

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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.