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Finding the Third Proportional to 122,726,856 and 272,695,686

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Solution

The third proportional to 122,726,856 and 272,695,686 is: 605,922,286.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,726,856 : 272,695,686 = 272,695,686 : x
  2. Step 2: Convert to fraction form
    122,726,856/272,695,686 = 272,695,686/x
  3. Step 3: Cross multiply
    122,726,856x = 272,695,686 × 272,695,686
  4. Step 4: Simplify right side
    122,726,856x = 74,362,937,163,010,592
  5. Step 5: Solve for x
    x = 74,362,937,163,010,592/122,726,856
  6. Step 6: Final answer
    x = 605,922,286.18

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Why These Related Problems?

These problems maintain the same ratio (2.22) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.