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Finding the Third Proportional to 969,335 and 2,131,179

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Solution

The third proportional to 969,335 and 2,131,179 is: 4,685,608.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    969,335 : 2,131,179 = 2,131,179 : x
  2. Step 2: Convert to fraction form
    969,335/2,131,179 = 2,131,179/x
  3. Step 3: Cross multiply
    969,335x = 2,131,179 × 2,131,179
  4. Step 4: Simplify right side
    969,335x = 4,541,923,930,041
  5. Step 5: Solve for x
    x = 4,541,923,930,041/969,335
  6. Step 6: Final answer
    x = 4,685,608.10

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.