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Finding the Third Proportional to 1,179,799.50 and 1,821,855

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Solution

The third proportional to 1,179,799.50 and 1,821,855 is: 2,813,321.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,179,799.50 : 1,821,855 = 1,821,855 : x
  2. Step 2: Convert to fraction form
    1,179,799.50/1,821,855 = 1,821,855/x
  3. Step 3: Cross multiply
    1,179,799.50x = 1,821,855 × 1,821,855
  4. Step 4: Simplify right side
    1,179,799.50x = 3,319,155,641,025
  5. Step 5: Solve for x
    x = 3,319,155,641,025/1,179,799.50
  6. Step 6: Final answer
    x = 2,813,321.79

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.