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Finding the Third Proportional to 54,983,367 and 108,578,961

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Solution

The third proportional to 54,983,367 and 108,578,961 is: 214,417,403.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,983,367 : 108,578,961 = 108,578,961 : x
  2. Step 2: Convert to fraction form
    54,983,367/108,578,961 = 108,578,961/x
  3. Step 3: Cross multiply
    54,983,367x = 108,578,961 × 108,578,961
  4. Step 4: Simplify right side
    54,983,367x = 11,789,390,771,839,520
  5. Step 5: Solve for x
    x = 11,789,390,771,839,520/54,983,367
  6. Step 6: Final answer
    x = 214,417,403.21

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Why These Related Problems?

These problems maintain the same ratio (1.97) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.