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Finding the Fourth Proportional to 5,993.74, 8,990.61 and 2,099.26

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Solution

The fourth proportional to 5,993.74, 8,990.61 and 2,099.26 is: 3,148.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,993.74 : 8,990.61 = 2,099.26 : x
  2. Step 2: Convert to fraction form
    5,993.74/8,990.61 = 2,099.26/x
  3. Step 3: Cross multiply
    5,993.74x = 8,990.61 × 2,099.26
  4. Step 4: Simplify right side
    5,993.74x = 18,873,627.95
  5. Step 5: Solve for x
    x = 18,873,627.95/5,993.74
  6. Step 6: Final answer
    x = 3,148.89

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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.