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Finding the Third Proportional to 3,873,888 and 8,445,293

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Solution

The third proportional to 3,873,888 and 8,445,293 is: 18,411,212.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,873,888 : 8,445,293 = 8,445,293 : x
  2. Step 2: Convert to fraction form
    3,873,888/8,445,293 = 8,445,293/x
  3. Step 3: Cross multiply
    3,873,888x = 8,445,293 × 8,445,293
  4. Step 4: Simplify right side
    3,873,888x = 71,322,973,855,849
  5. Step 5: Solve for x
    x = 71,322,973,855,849/3,873,888
  6. Step 6: Final answer
    x = 18,411,212.16

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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.