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Finding the Third Proportional to 5,505,420 and 11,854,536

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Solution

The third proportional to 5,505,420 and 11,854,536 is: 25,525,758.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,505,420 : 11,854,536 = 11,854,536 : x
  2. Step 2: Convert to fraction form
    5,505,420/11,854,536 = 11,854,536/x
  3. Step 3: Cross multiply
    5,505,420x = 11,854,536 × 11,854,536
  4. Step 4: Simplify right side
    5,505,420x = 140,530,023,775,296
  5. Step 5: Solve for x
    x = 140,530,023,775,296/5,505,420
  6. Step 6: Final answer
    x = 25,525,758.94

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.