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Finding the Third Proportional to 936,170 and 1,370,930

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Solution

The third proportional to 936,170 and 1,370,930 is: 2,007,593.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    936,170 : 1,370,930 = 1,370,930 : x
  2. Step 2: Convert to fraction form
    936,170/1,370,930 = 1,370,930/x
  3. Step 3: Cross multiply
    936,170x = 1,370,930 × 1,370,930
  4. Step 4: Simplify right side
    936,170x = 1,879,449,064,900
  5. Step 5: Solve for x
    x = 1,879,449,064,900/936,170
  6. Step 6: Final answer
    x = 2,007,593.78

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Why These Related Problems?

These problems maintain the same ratio (1.46) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.