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Finding the Fourth Proportional to 5,991.63, 8,989.18 and 2,480.99

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Solution

The fourth proportional to 5,991.63, 8,989.18 and 2,480.99 is: 3,722.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,991.63 : 8,989.18 = 2,480.99 : x
  2. Step 2: Convert to fraction form
    5,991.63/8,989.18 = 2,480.99/x
  3. Step 3: Cross multiply
    5,991.63x = 8,989.18 × 2,480.99
  4. Step 4: Simplify right side
    5,991.63x = 22,302,065.69
  5. Step 5: Solve for x
    x = 22,302,065.69/5,991.63
  6. Step 6: Final answer
    x = 3,722.20

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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.