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Finding the Third Proportional to 394,914.75 and 852,756.25

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Solution

The third proportional to 394,914.75 and 852,756.25 is: 1,841,392.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    394,914.75 : 852,756.25 = 852,756.25 : x
  2. Step 2: Convert to fraction form
    394,914.75/852,756.25 = 852,756.25/x
  3. Step 3: Cross multiply
    394,914.75x = 852,756.25 × 852,756.25
  4. Step 4: Simplify right side
    394,914.75x = 727,193,221,914.06
  5. Step 5: Solve for x
    x = 727,193,221,914.06/394,914.75
  6. Step 6: Final answer
    x = 1,841,392.91

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.