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Finding the Third Proportional to 936,813 and 2,015,713

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Solution

The third proportional to 936,813 and 2,015,713 is: 4,337,150.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    936,813 : 2,015,713 = 2,015,713 : x
  2. Step 2: Convert to fraction form
    936,813/2,015,713 = 2,015,713/x
  3. Step 3: Cross multiply
    936,813x = 2,015,713 × 2,015,713
  4. Step 4: Simplify right side
    936,813x = 4,063,098,898,369
  5. Step 5: Solve for x
    x = 4,063,098,898,369/936,813
  6. Step 6: Final answer
    x = 4,337,150.42

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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.