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Finding the Fourth Proportional to 8,589, 11,850.84 and 5,003.52

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Solution

The fourth proportional to 8,589, 11,850.84 and 5,003.52 is: 6,903.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,589 : 11,850.84 = 5,003.52 : x
  2. Step 2: Convert to fraction form
    8,589/11,850.84 = 5,003.52/x
  3. Step 3: Cross multiply
    8,589x = 11,850.84 × 5,003.52
  4. Step 4: Simplify right side
    8,589x = 59,295,914.96
  5. Step 5: Solve for x
    x = 59,295,914.96/8,589
  6. Step 6: Final answer
    x = 6,903.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.