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Finding the Fourth Proportional to 5,879.14, 8,820.03 and 1,983.43

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Solution

The fourth proportional to 5,879.14, 8,820.03 and 1,983.43 is: 2,975.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,879.14 : 8,820.03 = 1,983.43 : x
  2. Step 2: Convert to fraction form
    5,879.14/8,820.03 = 1,983.43/x
  3. Step 3: Cross multiply
    5,879.14x = 8,820.03 × 1,983.43
  4. Step 4: Simplify right side
    5,879.14x = 17,493,912.10
  5. Step 5: Solve for x
    x = 17,493,912.10/5,879.14
  6. Step 6: Final answer
    x = 2,975.59

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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.