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Finding the Third Proportional to 20,854,888 and 43,616,548

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Solution

The third proportional to 20,854,888 and 43,616,548 is: 91,220,977.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,854,888 : 43,616,548 = 43,616,548 : x
  2. Step 2: Convert to fraction form
    20,854,888/43,616,548 = 43,616,548/x
  3. Step 3: Cross multiply
    20,854,888x = 43,616,548 × 43,616,548
  4. Step 4: Simplify right side
    20,854,888x = 1,902,403,259,436,304
  5. Step 5: Solve for x
    x = 1,902,403,259,436,304/20,854,888
  6. Step 6: Final answer
    x = 91,220,977.04

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Why These Related Problems?

These problems maintain the same ratio (2.09) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.