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Finding the Third Proportional to 621,229.50 and 941,199.75

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Solution

The third proportional to 621,229.50 and 941,199.75 is: 1,425,973.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    621,229.50 : 941,199.75 = 941,199.75 : x
  2. Step 2: Convert to fraction form
    621,229.50/941,199.75 = 941,199.75/x
  3. Step 3: Cross multiply
    621,229.50x = 941,199.75 × 941,199.75
  4. Step 4: Simplify right side
    621,229.50x = 885,856,969,400.06
  5. Step 5: Solve for x
    x = 885,856,969,400.06/621,229.50
  6. Step 6: Final answer
    x = 1,425,973.77

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Why These Related Problems?

These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.