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Finding the Third Proportional to 20,804,826 and 27,605,781

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Solution

The third proportional to 20,804,826 and 27,605,781 is: 36,629,921.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,804,826 : 27,605,781 = 27,605,781 : x
  2. Step 2: Convert to fraction form
    20,804,826/27,605,781 = 27,605,781/x
  3. Step 3: Cross multiply
    20,804,826x = 27,605,781 × 27,605,781
  4. Step 4: Simplify right side
    20,804,826x = 762,079,144,619,961
  5. Step 5: Solve for x
    x = 762,079,144,619,961/20,804,826
  6. Step 6: Final answer
    x = 36,629,921.57

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Why These Related Problems?

These problems maintain the same ratio (1.33) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.