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Finding the Fourth Proportional to 5,879.97, 8,821.48 and 2,183.26

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Solution

The fourth proportional to 5,879.97, 8,821.48 and 2,183.26 is: 3,275.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,879.97 : 8,821.48 = 2,183.26 : x
  2. Step 2: Convert to fraction form
    5,879.97/8,821.48 = 2,183.26/x
  3. Step 3: Cross multiply
    5,879.97x = 8,821.48 × 2,183.26
  4. Step 4: Simplify right side
    5,879.97x = 19,259,584.42
  5. Step 5: Solve for x
    x = 19,259,584.42/5,879.97
  6. Step 6: Final answer
    x = 3,275.46

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1.5x scale

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.