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Finding the Fourth Proportional to 5,983.70, 8,912.33 and 5,671.44

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Solution

The fourth proportional to 5,983.70, 8,912.33 and 5,671.44 is: 8,447.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,983.70 : 8,912.33 = 5,671.44 : x
  2. Step 2: Convert to fraction form
    5,983.70/8,912.33 = 5,671.44/x
  3. Step 3: Cross multiply
    5,983.70x = 8,912.33 × 5,671.44
  4. Step 4: Simplify right side
    5,983.70x = 50,545,716.50
  5. Step 5: Solve for x
    x = 50,545,716.50/5,983.70
  6. Step 6: Final answer
    x = 8,447.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.