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Finding the Third Proportional to 106,940.88 and 149,519.04

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Solution

The third proportional to 106,940.88 and 149,519.04 is: 209,049.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,940.88 : 149,519.04 = 149,519.04 : x
  2. Step 2: Convert to fraction form
    106,940.88/149,519.04 = 149,519.04/x
  3. Step 3: Cross multiply
    106,940.88x = 149,519.04 × 149,519.04
  4. Step 4: Simplify right side
    106,940.88x = 22,355,943,042.17
  5. Step 5: Solve for x
    x = 22,355,943,042.17/106,940.88
  6. Step 6: Final answer
    x = 209,049.55

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.