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Finding the Third Proportional to 8,905,964.25 and 19,451,631

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Solution

The third proportional to 8,905,964.25 and 19,451,631 is: 42,484,557.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,905,964.25 : 19,451,631 = 19,451,631 : x
  2. Step 2: Convert to fraction form
    8,905,964.25/19,451,631 = 19,451,631/x
  3. Step 3: Cross multiply
    8,905,964.25x = 19,451,631 × 19,451,631
  4. Step 4: Simplify right side
    8,905,964.25x = 378,365,948,560,161
  5. Step 5: Solve for x
    x = 378,365,948,560,161/8,905,964.25
  6. Step 6: Final answer
    x = 42,484,557.31

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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.