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Finding the Third Proportional to 8,313,546 and 17,864,772

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Solution

The third proportional to 8,313,546 and 17,864,772 is: 38,389,163.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,313,546 : 17,864,772 = 17,864,772 : x
  2. Step 2: Convert to fraction form
    8,313,546/17,864,772 = 17,864,772/x
  3. Step 3: Cross multiply
    8,313,546x = 17,864,772 × 17,864,772
  4. Step 4: Simplify right side
    8,313,546x = 319,150,078,611,984
  5. Step 5: Solve for x
    x = 319,150,078,611,984/8,313,546
  6. Step 6: Final answer
    x = 38,389,163.73

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.