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Finding the Third Proportional to 741,667 and 1,615,526

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Solution

The third proportional to 741,667 and 1,615,526 is: 3,518,997.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    741,667 : 1,615,526 = 1,615,526 : x
  2. Step 2: Convert to fraction form
    741,667/1,615,526 = 1,615,526/x
  3. Step 3: Cross multiply
    741,667x = 1,615,526 × 1,615,526
  4. Step 4: Simplify right side
    741,667x = 2,609,924,256,676
  5. Step 5: Solve for x
    x = 2,609,924,256,676/741,667
  6. Step 6: Final answer
    x = 3,518,997.42

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.