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Finding the Third Proportional to 3,144,892 and 6,878,628

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Solution

The third proportional to 3,144,892 and 6,878,628 is: 15,045,198.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,144,892 : 6,878,628 = 6,878,628 : x
  2. Step 2: Convert to fraction form
    3,144,892/6,878,628 = 6,878,628/x
  3. Step 3: Cross multiply
    3,144,892x = 6,878,628 × 6,878,628
  4. Step 4: Simplify right side
    3,144,892x = 47,315,523,162,384
  5. Step 5: Solve for x
    x = 47,315,523,162,384/3,144,892
  6. Step 6: Final answer
    x = 15,045,198.11

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.