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Finding the Third Proportional to 26,559 and 43,906.50

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Solution

The third proportional to 26,559 and 43,906.50 is: 72,584.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,559 : 43,906.50 = 43,906.50 : x
  2. Step 2: Convert to fraction form
    26,559/43,906.50 = 43,906.50/x
  3. Step 3: Cross multiply
    26,559x = 43,906.50 × 43,906.50
  4. Step 4: Simplify right side
    26,559x = 1,927,780,742.25
  5. Step 5: Solve for x
    x = 1,927,780,742.25/26,559
  6. Step 6: Final answer
    x = 72,584.84

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Why These Related Problems?

These problems maintain the same ratio (1.65) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.