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Finding the Fourth Proportional to 5,991.60, 8,983.51 and 2,871.53

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Solution

The fourth proportional to 5,991.60, 8,983.51 and 2,871.53 is: 4,305.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,991.60 : 8,983.51 = 2,871.53 : x
  2. Step 2: Convert to fraction form
    5,991.60/8,983.51 = 2,871.53/x
  3. Step 3: Cross multiply
    5,991.60x = 8,983.51 × 2,871.53
  4. Step 4: Simplify right side
    5,991.60x = 25,796,418.47
  5. Step 5: Solve for x
    x = 25,796,418.47/5,991.60
  6. Step 6: Final answer
    x = 4,305.43

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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.