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Finding the Third Proportional to 202,618.50 and 440,912.25

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Solution

The third proportional to 202,618.50 and 440,912.25 is: 959,456.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,618.50 : 440,912.25 = 440,912.25 : x
  2. Step 2: Convert to fraction form
    202,618.50/440,912.25 = 440,912.25/x
  3. Step 3: Cross multiply
    202,618.50x = 440,912.25 × 440,912.25
  4. Step 4: Simplify right side
    202,618.50x = 194,403,612,200.06
  5. Step 5: Solve for x
    x = 194,403,612,200.06/202,618.50
  6. Step 6: Final answer
    x = 959,456.38

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.