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Finding the Third Proportional to 792,109 and 1,703,617

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Solution

The third proportional to 792,109 and 1,703,617 is: 3,664,029.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    792,109 : 1,703,617 = 1,703,617 : x
  2. Step 2: Convert to fraction form
    792,109/1,703,617 = 1,703,617/x
  3. Step 3: Cross multiply
    792,109x = 1,703,617 × 1,703,617
  4. Step 4: Simplify right side
    792,109x = 2,902,310,882,689
  5. Step 5: Solve for x
    x = 2,902,310,882,689/792,109
  6. Step 6: Final answer
    x = 3,664,029.68

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.