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Finding the Third Proportional to 667,971.75 and 1,401,553.50

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Solution

The third proportional to 667,971.75 and 1,401,553.50 is: 2,940,771.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    667,971.75 : 1,401,553.50 = 1,401,553.50 : x
  2. Step 2: Convert to fraction form
    667,971.75/1,401,553.50 = 1,401,553.50/x
  3. Step 3: Cross multiply
    667,971.75x = 1,401,553.50 × 1,401,553.50
  4. Step 4: Simplify right side
    667,971.75x = 1,964,352,213,362.25
  5. Step 5: Solve for x
    x = 1,964,352,213,362.25/667,971.75
  6. Step 6: Final answer
    x = 2,940,771.39

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Why These Related Problems?

These problems maintain the same ratio (2.10) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.