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Finding the Fourth Proportional to 5,797.79, 8,699.43 and 2,099.03

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Solution

The fourth proportional to 5,797.79, 8,699.43 and 2,099.03 is: 3,149.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,797.79 : 8,699.43 = 2,099.03 : x
  2. Step 2: Convert to fraction form
    5,797.79/8,699.43 = 2,099.03/x
  3. Step 3: Cross multiply
    5,797.79x = 8,699.43 × 2,099.03
  4. Step 4: Simplify right side
    5,797.79x = 18,260,364.55
  5. Step 5: Solve for x
    x = 18,260,364.55/5,797.79
  6. Step 6: Final answer
    x = 3,149.54

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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.