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Finding the Third Proportional to 8,435,622 and 17,469,438

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Solution

The third proportional to 8,435,622 and 17,469,438 is: 36,177,683.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,435,622 : 17,469,438 = 17,469,438 : x
  2. Step 2: Convert to fraction form
    8,435,622/17,469,438 = 17,469,438/x
  3. Step 3: Cross multiply
    8,435,622x = 17,469,438 × 17,469,438
  4. Step 4: Simplify right side
    8,435,622x = 305,181,264,035,844
  5. Step 5: Solve for x
    x = 305,181,264,035,844/8,435,622
  6. Step 6: Final answer
    x = 36,177,683.64

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Why These Related Problems?

These problems maintain the same ratio (2.07) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.