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Finding the Third Proportional to 545,237 and 827,667

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Solution

The third proportional to 545,237 and 827,667 is: 1,256,394.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    545,237 : 827,667 = 827,667 : x
  2. Step 2: Convert to fraction form
    545,237/827,667 = 827,667/x
  3. Step 3: Cross multiply
    545,237x = 827,667 × 827,667
  4. Step 4: Simplify right side
    545,237x = 685,032,662,889
  5. Step 5: Solve for x
    x = 685,032,662,889/545,237
  6. Step 6: Final answer
    x = 1,256,394.31

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Why These Related Problems?

These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.