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Finding the Third Proportional to 6,934,936 and 9,201,918

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Solution

The third proportional to 6,934,936 and 9,201,918 is: 12,209,960.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,934,936 : 9,201,918 = 9,201,918 : x
  2. Step 2: Convert to fraction form
    6,934,936/9,201,918 = 9,201,918/x
  3. Step 3: Cross multiply
    6,934,936x = 9,201,918 × 9,201,918
  4. Step 4: Simplify right side
    6,934,936x = 84,675,294,878,724
  5. Step 5: Solve for x
    x = 84,675,294,878,724/6,934,936
  6. Step 6: Final answer
    x = 12,209,960.54

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Why These Related Problems?

These problems maintain the same ratio (1.33) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.