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Finding the Third Proportional to 939,786 and 1,513,199

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Solution

The third proportional to 939,786 and 1,513,199 is: 2,436,481.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    939,786 : 1,513,199 = 1,513,199 : x
  2. Step 2: Convert to fraction form
    939,786/1,513,199 = 1,513,199/x
  3. Step 3: Cross multiply
    939,786x = 1,513,199 × 1,513,199
  4. Step 4: Simplify right side
    939,786x = 2,289,771,213,601
  5. Step 5: Solve for x
    x = 2,289,771,213,601/939,786
  6. Step 6: Final answer
    x = 2,436,481.51

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Why These Related Problems?

These problems maintain the same ratio (1.61) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.