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Finding the Third Proportional to 3,489,446 and 5,251,641

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Solution

The third proportional to 3,489,446 and 5,251,641 is: 7,903,756.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,489,446 : 5,251,641 = 5,251,641 : x
  2. Step 2: Convert to fraction form
    3,489,446/5,251,641 = 5,251,641/x
  3. Step 3: Cross multiply
    3,489,446x = 5,251,641 × 5,251,641
  4. Step 4: Simplify right side
    3,489,446x = 27,579,733,192,881
  5. Step 5: Solve for x
    x = 27,579,733,192,881/3,489,446
  6. Step 6: Final answer
    x = 7,903,756.98

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.