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Finding the Third Proportional to 2,979,846 and 6,435,981

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Solution

The third proportional to 2,979,846 and 6,435,981 is: 13,900,668.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,979,846 : 6,435,981 = 6,435,981 : x
  2. Step 2: Convert to fraction form
    2,979,846/6,435,981 = 6,435,981/x
  3. Step 3: Cross multiply
    2,979,846x = 6,435,981 × 6,435,981
  4. Step 4: Simplify right side
    2,979,846x = 41,421,851,432,361
  5. Step 5: Solve for x
    x = 41,421,851,432,361/2,979,846
  6. Step 6: Final answer
    x = 13,900,668.50

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.