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Finding the Third Proportional to 30,906,060 and 67,192,974

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Solution

The third proportional to 30,906,060 and 67,192,974 is: 146,084,481.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,906,060 : 67,192,974 = 67,192,974 : x
  2. Step 2: Convert to fraction form
    30,906,060/67,192,974 = 67,192,974/x
  3. Step 3: Cross multiply
    30,906,060x = 67,192,974 × 67,192,974
  4. Step 4: Simplify right side
    30,906,060x = 4,514,895,754,964,676
  5. Step 5: Solve for x
    x = 4,514,895,754,964,676/30,906,060
  6. Step 6: Final answer
    x = 146,084,481.65

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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.