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Finding the Third Proportional to 511,168 and 773,916

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Solution

The third proportional to 511,168 and 773,916 is: 1,171,720.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    511,168 : 773,916 = 773,916 : x
  2. Step 2: Convert to fraction form
    511,168/773,916 = 773,916/x
  3. Step 3: Cross multiply
    511,168x = 773,916 × 773,916
  4. Step 4: Simplify right side
    511,168x = 598,945,975,056
  5. Step 5: Solve for x
    x = 598,945,975,056/511,168
  6. Step 6: Final answer
    x = 1,171,720.40

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.