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Finding the Third Proportional to 322,211.25 and 706,394.25

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Solution

The third proportional to 322,211.25 and 706,394.25 is: 1,548,651.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,211.25 : 706,394.25 = 706,394.25 : x
  2. Step 2: Convert to fraction form
    322,211.25/706,394.25 = 706,394.25/x
  3. Step 3: Cross multiply
    322,211.25x = 706,394.25 × 706,394.25
  4. Step 4: Simplify right side
    322,211.25x = 498,992,836,433.06
  5. Step 5: Solve for x
    x = 498,992,836,433.06/322,211.25
  6. Step 6: Final answer
    x = 1,548,651.19

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.