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Finding the Third Proportional to 5,507,115 and 11,929,505

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Solution

The third proportional to 5,507,115 and 11,929,505 is: 25,841,677.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,507,115 : 11,929,505 = 11,929,505 : x
  2. Step 2: Convert to fraction form
    5,507,115/11,929,505 = 11,929,505/x
  3. Step 3: Cross multiply
    5,507,115x = 11,929,505 × 11,929,505
  4. Step 4: Simplify right side
    5,507,115x = 142,313,089,545,025
  5. Step 5: Solve for x
    x = 142,313,089,545,025/5,507,115
  6. Step 6: Final answer
    x = 25,841,677.46

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.