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Finding the Third Proportional to 5,221,384 and 11,070,032

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Solution

The third proportional to 5,221,384 and 11,070,032 is: 23,469,947.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,221,384 : 11,070,032 = 11,070,032 : x
  2. Step 2: Convert to fraction form
    5,221,384/11,070,032 = 11,070,032/x
  3. Step 3: Cross multiply
    5,221,384x = 11,070,032 × 11,070,032
  4. Step 4: Simplify right side
    5,221,384x = 122,545,608,481,024
  5. Step 5: Solve for x
    x = 122,545,608,481,024/5,221,384
  6. Step 6: Final answer
    x = 23,469,947.52

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Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.