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Finding the Third Proportional to 61,329 and 124,980.75

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Solution

The third proportional to 61,329 and 124,980.75 is: 254,694.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,329 : 124,980.75 = 124,980.75 : x
  2. Step 2: Convert to fraction form
    61,329/124,980.75 = 124,980.75/x
  3. Step 3: Cross multiply
    61,329x = 124,980.75 × 124,980.75
  4. Step 4: Simplify right side
    61,329x = 15,620,187,870.56
  5. Step 5: Solve for x
    x = 15,620,187,870.56/61,329
  6. Step 6: Final answer
    x = 254,694.97

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Why These Related Problems?

These problems maintain the same ratio (2.04) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.