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Finding the Third Proportional to 8,962,623 and 19,666,782

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Solution

The third proportional to 8,962,623 and 19,666,782 is: 43,155,035.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,962,623 : 19,666,782 = 19,666,782 : x
  2. Step 2: Convert to fraction form
    8,962,623/19,666,782 = 19,666,782/x
  3. Step 3: Cross multiply
    8,962,623x = 19,666,782 × 19,666,782
  4. Step 4: Simplify right side
    8,962,623x = 386,782,314,235,524
  5. Step 5: Solve for x
    x = 386,782,314,235,524/8,962,623
  6. Step 6: Final answer
    x = 43,155,035.56

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.