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Finding the Third Proportional to 659,963 and 1,267,438

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Solution

The third proportional to 659,963 and 1,267,438 is: 2,434,074.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    659,963 : 1,267,438 = 1,267,438 : x
  2. Step 2: Convert to fraction form
    659,963/1,267,438 = 1,267,438/x
  3. Step 3: Cross multiply
    659,963x = 1,267,438 × 1,267,438
  4. Step 4: Simplify right side
    659,963x = 1,606,399,083,844
  5. Step 5: Solve for x
    x = 1,606,399,083,844/659,963
  6. Step 6: Final answer
    x = 2,434,074.46

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Why These Related Problems?

These problems maintain the same ratio (1.92) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.