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Finding the Third Proportional to 8,159,221 and 17,759,663

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Solution

The third proportional to 8,159,221 and 17,759,663 is: 38,656,341.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,159,221 : 17,759,663 = 17,759,663 : x
  2. Step 2: Convert to fraction form
    8,159,221/17,759,663 = 17,759,663/x
  3. Step 3: Cross multiply
    8,159,221x = 17,759,663 × 17,759,663
  4. Step 4: Simplify right side
    8,159,221x = 315,405,629,873,569
  5. Step 5: Solve for x
    x = 315,405,629,873,569/8,159,221
  6. Step 6: Final answer
    x = 38,656,341.07

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.