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Finding the Third Proportional to 5,589 and 6,338.25

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Solution

The third proportional to 5,589 and 6,338.25 is: 7,187.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,589 : 6,338.25 = 6,338.25 : x
  2. Step 2: Convert to fraction form
    5,589/6,338.25 = 6,338.25/x
  3. Step 3: Cross multiply
    5,589x = 6,338.25 × 6,338.25
  4. Step 4: Simplify right side
    5,589x = 40,173,413.06
  5. Step 5: Solve for x
    x = 40,173,413.06/5,589
  6. Step 6: Final answer
    x = 7,187.94

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Why These Related Problems?

These problems maintain the same ratio (1.13) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.