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Finding the Third Proportional to 19,965,841.25 and 30,669,977

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Solution

The third proportional to 19,965,841.25 and 30,669,977 is: 47,112,840.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,965,841.25 : 30,669,977 = 30,669,977 : x
  2. Step 2: Convert to fraction form
    19,965,841.25/30,669,977 = 30,669,977/x
  3. Step 3: Cross multiply
    19,965,841.25x = 30,669,977 × 30,669,977
  4. Step 4: Simplify right side
    19,965,841.25x = 940,647,489,180,529
  5. Step 5: Solve for x
    x = 940,647,489,180,529/19,965,841.25
  6. Step 6: Final answer
    x = 47,112,840.25

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.