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Finding the Third Proportional to 3,979,345 and 8,594,072

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Solution

The third proportional to 3,979,345 and 8,594,072 is: 18,560,359.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,979,345 : 8,594,072 = 8,594,072 : x
  2. Step 2: Convert to fraction form
    3,979,345/8,594,072 = 8,594,072/x
  3. Step 3: Cross multiply
    3,979,345x = 8,594,072 × 8,594,072
  4. Step 4: Simplify right side
    3,979,345x = 73,858,073,541,184
  5. Step 5: Solve for x
    x = 73,858,073,541,184/3,979,345
  6. Step 6: Final answer
    x = 18,560,359.44

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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.