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Finding the Third Proportional to 54,654 and 117,611

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Solution

The third proportional to 54,654 and 117,611 is: 253,089.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,654 : 117,611 = 117,611 : x
  2. Step 2: Convert to fraction form
    54,654/117,611 = 117,611/x
  3. Step 3: Cross multiply
    54,654x = 117,611 × 117,611
  4. Step 4: Simplify right side
    54,654x = 13,832,347,321
  5. Step 5: Solve for x
    x = 13,832,347,321/54,654
  6. Step 6: Final answer
    x = 253,089.39

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.