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Finding the Third Proportional to 4,944,630 and 10,268,226

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Solution

The third proportional to 4,944,630 and 10,268,226 is: 21,323,428.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,944,630 : 10,268,226 = 10,268,226 : x
  2. Step 2: Convert to fraction form
    4,944,630/10,268,226 = 10,268,226/x
  3. Step 3: Cross multiply
    4,944,630x = 10,268,226 × 10,268,226
  4. Step 4: Simplify right side
    4,944,630x = 105,436,465,187,076
  5. Step 5: Solve for x
    x = 105,436,465,187,076/4,944,630
  6. Step 6: Final answer
    x = 21,323,428.69

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Why These Related Problems?

These problems maintain the same ratio (2.08) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.