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Finding the Third Proportional to 1,055,774.25 and 2,305,143.56

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Solution

The third proportional to 1,055,774.25 and 2,305,143.56 is: 5,032,976.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,055,774.25 : 2,305,143.56 = 2,305,143.56 : x
  2. Step 2: Convert to fraction form
    1,055,774.25/2,305,143.56 = 2,305,143.56/x
  3. Step 3: Cross multiply
    1,055,774.25x = 2,305,143.56 × 2,305,143.56
  4. Step 4: Simplify right side
    1,055,774.25x = 5,313,686,843,735.19
  5. Step 5: Solve for x
    x = 5,313,686,843,735.19/1,055,774.25
  6. Step 6: Final answer
    x = 5,032,976.36

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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.