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Finding the Third Proportional to 619,695 and 1,313,832

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Solution

The third proportional to 619,695 and 1,313,832 is: 2,785,490.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    619,695 : 1,313,832 = 1,313,832 : x
  2. Step 2: Convert to fraction form
    619,695/1,313,832 = 1,313,832/x
  3. Step 3: Cross multiply
    619,695x = 1,313,832 × 1,313,832
  4. Step 4: Simplify right side
    619,695x = 1,726,154,524,224
  5. Step 5: Solve for x
    x = 1,726,154,524,224/619,695
  6. Step 6: Final answer
    x = 2,785,490.48

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Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.