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Finding the Fourth Proportional to 5,991.24, 8,986.88 and 1,887.24

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Solution

The fourth proportional to 5,991.24, 8,986.88 and 1,887.24 is: 2,830.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,991.24 : 8,986.88 = 1,887.24 : x
  2. Step 2: Convert to fraction form
    5,991.24/8,986.88 = 1,887.24/x
  3. Step 3: Cross multiply
    5,991.24x = 8,986.88 × 1,887.24
  4. Step 4: Simplify right side
    5,991.24x = 16,960,399.41
  5. Step 5: Solve for x
    x = 16,960,399.41/5,991.24
  6. Step 6: Final answer
    x = 2,830.87

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1.5x scale

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.