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Finding the Fourth Proportional to 5,991.56, 8,986.50 and 2,528

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Solution

The fourth proportional to 5,991.56, 8,986.50 and 2,528 is: 3,791.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,991.56 : 8,986.50 = 2,528 : x
  2. Step 2: Convert to fraction form
    5,991.56/8,986.50 = 2,528/x
  3. Step 3: Cross multiply
    5,991.56x = 8,986.50 × 2,528
  4. Step 4: Simplify right side
    5,991.56x = 22,717,872
  5. Step 5: Solve for x
    x = 22,717,872/5,991.56
  6. Step 6: Final answer
    x = 3,791.65

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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.