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Finding the Third Proportional to 327,132 and 492,336

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Solution

The third proportional to 327,132 and 492,336 is: 740,969.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,132 : 492,336 = 492,336 : x
  2. Step 2: Convert to fraction form
    327,132/492,336 = 492,336/x
  3. Step 3: Cross multiply
    327,132x = 492,336 × 492,336
  4. Step 4: Simplify right side
    327,132x = 242,394,736,896
  5. Step 5: Solve for x
    x = 242,394,736,896/327,132
  6. Step 6: Final answer
    x = 740,969.20

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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.