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Finding the Third Proportional to 800,313.75 and 1,220,796

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Solution

The third proportional to 800,313.75 and 1,220,796 is: 1,862,198.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    800,313.75 : 1,220,796 = 1,220,796 : x
  2. Step 2: Convert to fraction form
    800,313.75/1,220,796 = 1,220,796/x
  3. Step 3: Cross multiply
    800,313.75x = 1,220,796 × 1,220,796
  4. Step 4: Simplify right side
    800,313.75x = 1,490,342,873,616
  5. Step 5: Solve for x
    x = 1,490,342,873,616/800,313.75
  6. Step 6: Final answer
    x = 1,862,198.26

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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.