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Finding the Third Proportional to 1,985,892 and 4,286,622

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Solution

The third proportional to 1,985,892 and 4,286,622 is: 9,252,833.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,985,892 : 4,286,622 = 4,286,622 : x
  2. Step 2: Convert to fraction form
    1,985,892/4,286,622 = 4,286,622/x
  3. Step 3: Cross multiply
    1,985,892x = 4,286,622 × 4,286,622
  4. Step 4: Simplify right side
    1,985,892x = 18,375,128,170,884
  5. Step 5: Solve for x
    x = 18,375,128,170,884/1,985,892
  6. Step 6: Final answer
    x = 9,252,833.57

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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.