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Finding the Third Proportional to 936,660 and 2,015,409

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Solution

The third proportional to 936,660 and 2,015,409 is: 4,336,550.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    936,660 : 2,015,409 = 2,015,409 : x
  2. Step 2: Convert to fraction form
    936,660/2,015,409 = 2,015,409/x
  3. Step 3: Cross multiply
    936,660x = 2,015,409 × 2,015,409
  4. Step 4: Simplify right side
    936,660x = 4,061,873,437,281
  5. Step 5: Solve for x
    x = 4,061,873,437,281/936,660
  6. Step 6: Final answer
    x = 4,336,550.55

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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.