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Finding the Third Proportional to 7,770,540 and 11,764,188

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Solution

The third proportional to 7,770,540 and 11,764,188 is: 17,810,360.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,770,540 : 11,764,188 = 11,764,188 : x
  2. Step 2: Convert to fraction form
    7,770,540/11,764,188 = 11,764,188/x
  3. Step 3: Cross multiply
    7,770,540x = 11,764,188 × 11,764,188
  4. Step 4: Simplify right side
    7,770,540x = 138,396,119,299,344
  5. Step 5: Solve for x
    x = 138,396,119,299,344/7,770,540
  6. Step 6: Final answer
    x = 17,810,360.58

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.