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Finding the Third Proportional to 203,872.50 and 293,658.75

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Solution

The third proportional to 203,872.50 and 293,658.75 is: 422,987.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,872.50 : 293,658.75 = 293,658.75 : x
  2. Step 2: Convert to fraction form
    203,872.50/293,658.75 = 293,658.75/x
  3. Step 3: Cross multiply
    203,872.50x = 293,658.75 × 293,658.75
  4. Step 4: Simplify right side
    203,872.50x = 86,235,461,451.56
  5. Step 5: Solve for x
    x = 86,235,461,451.56/203,872.50
  6. Step 6: Final answer
    x = 422,987.22

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Why These Related Problems?

These problems maintain the same ratio (1.44) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.