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Finding the Third Proportional to 9,243,183 and 19,947,809

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Solution

The third proportional to 9,243,183 and 19,947,809 is: 43,049,573.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,243,183 : 19,947,809 = 19,947,809 : x
  2. Step 2: Convert to fraction form
    9,243,183/19,947,809 = 19,947,809/x
  3. Step 3: Cross multiply
    9,243,183x = 19,947,809 × 19,947,809
  4. Step 4: Simplify right side
    9,243,183x = 397,915,083,900,481
  5. Step 5: Solve for x
    x = 397,915,083,900,481/9,243,183
  6. Step 6: Final answer
    x = 43,049,573.28

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.