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Finding the Third Proportional to 236,472 and 518,932

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Solution

The third proportional to 236,472 and 518,932 is: 1,138,783.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,472 : 518,932 = 518,932 : x
  2. Step 2: Convert to fraction form
    236,472/518,932 = 518,932/x
  3. Step 3: Cross multiply
    236,472x = 518,932 × 518,932
  4. Step 4: Simplify right side
    236,472x = 269,290,420,624
  5. Step 5: Solve for x
    x = 269,290,420,624/236,472
  6. Step 6: Final answer
    x = 1,138,783.54

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.