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Finding the Third Proportional to 7,612,401.75 and 11,659,719.75

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Solution

The third proportional to 7,612,401.75 and 11,659,719.75 is: 17,858,892.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,612,401.75 : 11,659,719.75 = 11,659,719.75 : x
  2. Step 2: Convert to fraction form
    7,612,401.75/11,659,719.75 = 11,659,719.75/x
  3. Step 3: Cross multiply
    7,612,401.75x = 11,659,719.75 × 11,659,719.75
  4. Step 4: Simplify right side
    7,612,401.75x = 135,949,064,648,540.06
  5. Step 5: Solve for x
    x = 135,949,064,648,540.06/7,612,401.75
  6. Step 6: Final answer
    x = 17,858,892.52

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Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.