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Finding the Third Proportional to 8,411,589 and 18,240,345

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Solution

The third proportional to 8,411,589 and 18,240,345 is: 39,553,785.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,411,589 : 18,240,345 = 18,240,345 : x
  2. Step 2: Convert to fraction form
    8,411,589/18,240,345 = 18,240,345/x
  3. Step 3: Cross multiply
    8,411,589x = 18,240,345 × 18,240,345
  4. Step 4: Simplify right side
    8,411,589x = 332,710,185,719,025
  5. Step 5: Solve for x
    x = 332,710,185,719,025/8,411,589
  6. Step 6: Final answer
    x = 39,553,785.35

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.