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Finding the Third Proportional to 852,999 and 1,837,218

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Solution

The third proportional to 852,999 and 1,837,218 is: 3,957,062.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    852,999 : 1,837,218 = 1,837,218 : x
  2. Step 2: Convert to fraction form
    852,999/1,837,218 = 1,837,218/x
  3. Step 3: Cross multiply
    852,999x = 1,837,218 × 1,837,218
  4. Step 4: Simplify right side
    852,999x = 3,375,369,979,524
  5. Step 5: Solve for x
    x = 3,375,369,979,524/852,999
  6. Step 6: Final answer
    x = 3,957,062.06

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.