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Finding the Third Proportional to 18,003,717 and 25,726,896

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Solution

The third proportional to 18,003,717 and 25,726,896 is: 36,763,140.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,003,717 : 25,726,896 = 25,726,896 : x
  2. Step 2: Convert to fraction form
    18,003,717/25,726,896 = 25,726,896/x
  3. Step 3: Cross multiply
    18,003,717x = 25,726,896 × 25,726,896
  4. Step 4: Simplify right side
    18,003,717x = 661,873,177,794,816
  5. Step 5: Solve for x
    x = 661,873,177,794,816/18,003,717
  6. Step 6: Final answer
    x = 36,763,140.51

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Why These Related Problems?

These problems maintain the same ratio (1.43) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.