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Finding the Third Proportional to 27,930,622 and 43,348,345

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Solution

The third proportional to 27,930,622 and 43,348,345 is: 67,276,661.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,930,622 : 43,348,345 = 43,348,345 : x
  2. Step 2: Convert to fraction form
    27,930,622/43,348,345 = 43,348,345/x
  3. Step 3: Cross multiply
    27,930,622x = 43,348,345 × 43,348,345
  4. Step 4: Simplify right side
    27,930,622x = 1,879,079,014,239,025
  5. Step 5: Solve for x
    x = 1,879,079,014,239,025/27,930,622
  6. Step 6: Final answer
    x = 67,276,661.95

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.