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Finding the Third Proportional to 609,396 and 1,320,483

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Solution

The third proportional to 609,396 and 1,320,483 is: 2,861,317.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    609,396 : 1,320,483 = 1,320,483 : x
  2. Step 2: Convert to fraction form
    609,396/1,320,483 = 1,320,483/x
  3. Step 3: Cross multiply
    609,396x = 1,320,483 × 1,320,483
  4. Step 4: Simplify right side
    609,396x = 1,743,675,353,289
  5. Step 5: Solve for x
    x = 1,743,675,353,289/609,396
  6. Step 6: Final answer
    x = 2,861,317.36

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.