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Finding the Third Proportional to 755,536 and 1,643,993

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Solution

The third proportional to 755,536 and 1,643,993 is: 3,577,212.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    755,536 : 1,643,993 = 1,643,993 : x
  2. Step 2: Convert to fraction form
    755,536/1,643,993 = 1,643,993/x
  3. Step 3: Cross multiply
    755,536x = 1,643,993 × 1,643,993
  4. Step 4: Simplify right side
    755,536x = 2,702,712,984,049
  5. Step 5: Solve for x
    x = 2,702,712,984,049/755,536
  6. Step 6: Final answer
    x = 3,577,212.71

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.