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Finding the Fourth Proportional to 5,986.28, 8,980.02 and 2,475.56

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Solution

The fourth proportional to 5,986.28, 8,980.02 and 2,475.56 is: 3,713.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,986.28 : 8,980.02 = 2,475.56 : x
  2. Step 2: Convert to fraction form
    5,986.28/8,980.02 = 2,475.56/x
  3. Step 3: Cross multiply
    5,986.28x = 8,980.02 × 2,475.56
  4. Step 4: Simplify right side
    5,986.28x = 22,230,578.31
  5. Step 5: Solve for x
    x = 22,230,578.31/5,986.28
  6. Step 6: Final answer
    x = 3,713.59

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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.