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Finding the Third Proportional to 996,966 and 2,193,216

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Solution

The third proportional to 996,966 and 2,193,216 is: 4,824,834.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    996,966 : 2,193,216 = 2,193,216 : x
  2. Step 2: Convert to fraction form
    996,966/2,193,216 = 2,193,216/x
  3. Step 3: Cross multiply
    996,966x = 2,193,216 × 2,193,216
  4. Step 4: Simplify right side
    996,966x = 4,810,196,422,656
  5. Step 5: Solve for x
    x = 4,810,196,422,656/996,966
  6. Step 6: Final answer
    x = 4,824,834.97

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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.