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Finding the Third Proportional to 12,560,698 and 19,922,074

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Solution

The third proportional to 12,560,698 and 19,922,074 is: 31,597,689.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,560,698 : 19,922,074 = 19,922,074 : x
  2. Step 2: Convert to fraction form
    12,560,698/19,922,074 = 19,922,074/x
  3. Step 3: Cross multiply
    12,560,698x = 19,922,074 × 19,922,074
  4. Step 4: Simplify right side
    12,560,698x = 396,889,032,461,476
  5. Step 5: Solve for x
    x = 396,889,032,461,476/12,560,698
  6. Step 6: Final answer
    x = 31,597,689.27

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Why These Related Problems?

These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.