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Finding the Third Proportional to 17,179,474 and 36,818,138

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Solution

The third proportional to 17,179,474 and 36,818,138 is: 78,906,681.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,179,474 : 36,818,138 = 36,818,138 : x
  2. Step 2: Convert to fraction form
    17,179,474/36,818,138 = 36,818,138/x
  3. Step 3: Cross multiply
    17,179,474x = 36,818,138 × 36,818,138
  4. Step 4: Simplify right side
    17,179,474x = 1,355,575,285,787,044
  5. Step 5: Solve for x
    x = 1,355,575,285,787,044/17,179,474
  6. Step 6: Final answer
    x = 78,906,681.65

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.