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Finding the Third Proportional to 4,059,345 and 8,922,198

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Solution

The third proportional to 4,059,345 and 8,922,198 is: 19,610,458.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,059,345 : 8,922,198 = 8,922,198 : x
  2. Step 2: Convert to fraction form
    4,059,345/8,922,198 = 8,922,198/x
  3. Step 3: Cross multiply
    4,059,345x = 8,922,198 × 8,922,198
  4. Step 4: Simplify right side
    4,059,345x = 79,605,617,151,204
  5. Step 5: Solve for x
    x = 79,605,617,151,204/4,059,345
  6. Step 6: Final answer
    x = 19,610,458.62

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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.