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Finding the Third Proportional to 3,853,505.25 and 8,393,546.25

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Solution

The third proportional to 3,853,505.25 and 8,393,546.25 is: 18,282,476.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,853,505.25 : 8,393,546.25 = 8,393,546.25 : x
  2. Step 2: Convert to fraction form
    3,853,505.25/8,393,546.25 = 8,393,546.25/x
  3. Step 3: Cross multiply
    3,853,505.25x = 8,393,546.25 × 8,393,546.25
  4. Step 4: Simplify right side
    3,853,505.25x = 70,451,618,650,889.06
  5. Step 5: Solve for x
    x = 70,451,618,650,889.06/3,853,505.25
  6. Step 6: Final answer
    x = 18,282,476.36

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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.