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Finding the Third Proportional to 1,205,480.25 and 1,641,634.88

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Solution

The third proportional to 1,205,480.25 and 1,641,634.88 is: 2,235,594.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,205,480.25 : 1,641,634.88 = 1,641,634.88 : x
  2. Step 2: Convert to fraction form
    1,205,480.25/1,641,634.88 = 1,641,634.88/x
  3. Step 3: Cross multiply
    1,205,480.25x = 1,641,634.88 × 1,641,634.88
  4. Step 4: Simplify right side
    1,205,480.25x = 2,694,965,062,816.27
  5. Step 5: Solve for x
    x = 2,694,965,062,816.27/1,205,480.25
  6. Step 6: Final answer
    x = 2,235,594.54

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Why These Related Problems?

These problems maintain the same ratio (1.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.