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Finding the Third Proportional to 1,220,162,920 and 1,718,258,266

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Solution

The third proportional to 1,220,162,920 and 1,718,258,266 is: 2,419,686,273.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,220,162,920 : 1,718,258,266 = 1,718,258,266 : x
  2. Step 2: Convert to fraction form
    1,220,162,920/1,718,258,266 = 1,718,258,266/x
  3. Step 3: Cross multiply
    1,220,162,920x = 1,718,258,266 × 1,718,258,266
  4. Step 4: Simplify right side
    1,220,162,920x = 2,952,411,468,677,326,848
  5. Step 5: Solve for x
    x = 2,952,411,468,677,326,848/1,220,162,920
  6. Step 6: Final answer
    x = 2,419,686,273.27

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Why These Related Problems?

These problems maintain the same ratio (1.41) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.