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Finding the Third Proportional to 3,261,278 and 6,917,188

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Solution

The third proportional to 3,261,278 and 6,917,188 is: 14,671,392.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,261,278 : 6,917,188 = 6,917,188 : x
  2. Step 2: Convert to fraction form
    3,261,278/6,917,188 = 6,917,188/x
  3. Step 3: Cross multiply
    3,261,278x = 6,917,188 × 6,917,188
  4. Step 4: Simplify right side
    3,261,278x = 47,847,489,827,344
  5. Step 5: Solve for x
    x = 47,847,489,827,344/3,261,278
  6. Step 6: Final answer
    x = 14,671,392.57

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Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.