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Finding the Third Proportional to 26,879 and 40,345.50

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Solution

The third proportional to 26,879 and 40,345.50 is: 60,558.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,879 : 40,345.50 = 40,345.50 : x
  2. Step 2: Convert to fraction form
    26,879/40,345.50 = 40,345.50/x
  3. Step 3: Cross multiply
    26,879x = 40,345.50 × 40,345.50
  4. Step 4: Simplify right side
    26,879x = 1,627,759,370.25
  5. Step 5: Solve for x
    x = 1,627,759,370.25/26,879
  6. Step 6: Final answer
    x = 60,558.78

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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.