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Finding the Third Proportional to 54,968 and 119,779

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Solution

The third proportional to 54,968 and 119,779 is: 261,006.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,968 : 119,779 = 119,779 : x
  2. Step 2: Convert to fraction form
    54,968/119,779 = 119,779/x
  3. Step 3: Cross multiply
    54,968x = 119,779 × 119,779
  4. Step 4: Simplify right side
    54,968x = 14,347,008,841
  5. Step 5: Solve for x
    x = 14,347,008,841/54,968
  6. Step 6: Final answer
    x = 261,006.56

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.