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Finding the Third Proportional to 438,878.25 and 943,229.25

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Solution

The third proportional to 438,878.25 and 943,229.25 is: 2,027,171.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    438,878.25 : 943,229.25 = 943,229.25 : x
  2. Step 2: Convert to fraction form
    438,878.25/943,229.25 = 943,229.25/x
  3. Step 3: Cross multiply
    438,878.25x = 943,229.25 × 943,229.25
  4. Step 4: Simplify right side
    438,878.25x = 889,681,418,055.56
  5. Step 5: Solve for x
    x = 889,681,418,055.56/438,878.25
  6. Step 6: Final answer
    x = 2,027,171.36

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.