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Finding the Third Proportional to 968,618.25 and 2,111,622.75

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Solution

The third proportional to 968,618.25 and 2,111,622.75 is: 4,603,413.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    968,618.25 : 2,111,622.75 = 2,111,622.75 : x
  2. Step 2: Convert to fraction form
    968,618.25/2,111,622.75 = 2,111,622.75/x
  3. Step 3: Cross multiply
    968,618.25x = 2,111,622.75 × 2,111,622.75
  4. Step 4: Simplify right side
    968,618.25x = 4,458,950,638,317.56
  5. Step 5: Solve for x
    x = 4,458,950,638,317.56/968,618.25
  6. Step 6: Final answer
    x = 4,603,413.82

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.