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Finding the Third Proportional to 6,422,997 and 8,748,516

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Solution

The third proportional to 6,422,997 and 8,748,516 is: 11,916,015.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,422,997 : 8,748,516 = 8,748,516 : x
  2. Step 2: Convert to fraction form
    6,422,997/8,748,516 = 8,748,516/x
  3. Step 3: Cross multiply
    6,422,997x = 8,748,516 × 8,748,516
  4. Step 4: Simplify right side
    6,422,997x = 76,536,532,202,256
  5. Step 5: Solve for x
    x = 76,536,532,202,256/6,422,997
  6. Step 6: Final answer
    x = 11,916,015.56

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Why These Related Problems?

These problems maintain the same ratio (1.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.