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Finding the Third Proportional to 936,326 and 2,021,912

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Solution

The third proportional to 936,326 and 2,021,912 is: 4,366,137.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    936,326 : 2,021,912 = 2,021,912 : x
  2. Step 2: Convert to fraction form
    936,326/2,021,912 = 2,021,912/x
  3. Step 3: Cross multiply
    936,326x = 2,021,912 × 2,021,912
  4. Step 4: Simplify right side
    936,326x = 4,088,128,135,744
  5. Step 5: Solve for x
    x = 4,088,128,135,744/936,326
  6. Step 6: Final answer
    x = 4,366,137.58

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.