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Finding the Third Proportional to 613,935 and 1,328,757

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Solution

The third proportional to 613,935 and 1,328,757 is: 2,875,866.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    613,935 : 1,328,757 = 1,328,757 : x
  2. Step 2: Convert to fraction form
    613,935/1,328,757 = 1,328,757/x
  3. Step 3: Cross multiply
    613,935x = 1,328,757 × 1,328,757
  4. Step 4: Simplify right side
    613,935x = 1,765,595,165,049
  5. Step 5: Solve for x
    x = 1,765,595,165,049/613,935
  6. Step 6: Final answer
    x = 2,875,866.61

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.