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Finding the Third Proportional to 144,874.97 and 221,633.44

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Solution

The third proportional to 144,874.97 and 221,633.44 is: 339,060.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,874.97 : 221,633.44 = 221,633.44 : x
  2. Step 2: Convert to fraction form
    144,874.97/221,633.44 = 221,633.44/x
  3. Step 3: Cross multiply
    144,874.97x = 221,633.44 × 221,633.44
  4. Step 4: Simplify right side
    144,874.97x = 49,121,380,618.07
  5. Step 5: Solve for x
    x = 49,121,380,618.07/144,874.97
  6. Step 6: Final answer
    x = 339,060.51

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Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.