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Finding the Third Proportional to 327,324 and 492,201

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Solution

The third proportional to 327,324 and 492,201 is: 740,128.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,324 : 492,201 = 492,201 : x
  2. Step 2: Convert to fraction form
    327,324/492,201 = 492,201/x
  3. Step 3: Cross multiply
    327,324x = 492,201 × 492,201
  4. Step 4: Simplify right side
    327,324x = 242,261,824,401
  5. Step 5: Solve for x
    x = 242,261,824,401/327,324
  6. Step 6: Final answer
    x = 740,128.51

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.