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Finding the Third Proportional to 54,860,832 and 119,178,990

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Solution

The third proportional to 54,860,832 and 119,178,990 is: 258,902,957.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,860,832 : 119,178,990 = 119,178,990 : x
  2. Step 2: Convert to fraction form
    54,860,832/119,178,990 = 119,178,990/x
  3. Step 3: Cross multiply
    54,860,832x = 119,178,990 × 119,178,990
  4. Step 4: Simplify right side
    54,860,832x = 14,203,631,657,420,100
  5. Step 5: Solve for x
    x = 14,203,631,657,420,100/54,860,832
  6. Step 6: Final answer
    x = 258,902,957.53

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.