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Finding the Fourth Proportional to 5,913.99, 8,863.32 and 2,399.91

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Solution

The fourth proportional to 5,913.99, 8,863.32 and 2,399.91 is: 3,596.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,913.99 : 8,863.32 = 2,399.91 : x
  2. Step 2: Convert to fraction form
    5,913.99/8,863.32 = 2,399.91/x
  3. Step 3: Cross multiply
    5,913.99x = 8,863.32 × 2,399.91
  4. Step 4: Simplify right side
    5,913.99x = 21,271,170.30
  5. Step 5: Solve for x
    x = 21,271,170.30/5,913.99
  6. Step 6: Final answer
    x = 3,596.75

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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.