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Finding the Third Proportional to 17,911,860 and 26,839,623

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Solution

The third proportional to 17,911,860 and 26,839,623 is: 40,217,228.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,911,860 : 26,839,623 = 26,839,623 : x
  2. Step 2: Convert to fraction form
    17,911,860/26,839,623 = 26,839,623/x
  3. Step 3: Cross multiply
    17,911,860x = 26,839,623 × 26,839,623
  4. Step 4: Simplify right side
    17,911,860x = 720,365,362,782,129
  5. Step 5: Solve for x
    x = 720,365,362,782,129/17,911,860
  6. Step 6: Final answer
    x = 40,217,228.29

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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.