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Finding the Third Proportional to 140,074.88 and 299,832.75

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Solution

The third proportional to 140,074.88 and 299,832.75 is: 641,797.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,074.88 : 299,832.75 = 299,832.75 : x
  2. Step 2: Convert to fraction form
    140,074.88/299,832.75 = 299,832.75/x
  3. Step 3: Cross multiply
    140,074.88x = 299,832.75 × 299,832.75
  4. Step 4: Simplify right side
    140,074.88x = 89,899,677,972.56
  5. Step 5: Solve for x
    x = 89,899,677,972.56/140,074.88
  6. Step 6: Final answer
    x = 641,797.31

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.