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Finding the Third Proportional to 17,911,485 and 38,863,993

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Solution

The third proportional to 17,911,485 and 38,863,993 is: 84,326,338.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,911,485 : 38,863,993 = 38,863,993 : x
  2. Step 2: Convert to fraction form
    17,911,485/38,863,993 = 38,863,993/x
  3. Step 3: Cross multiply
    17,911,485x = 38,863,993 × 38,863,993
  4. Step 4: Simplify right side
    17,911,485x = 1,510,409,951,904,049
  5. Step 5: Solve for x
    x = 1,510,409,951,904,049/17,911,485
  6. Step 6: Final answer
    x = 84,326,338.77

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.