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Finding the Third Proportional to 327,406 and 492,324

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Solution

The third proportional to 327,406 and 492,324 is: 740,313.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,406 : 492,324 = 492,324 : x
  2. Step 2: Convert to fraction form
    327,406/492,324 = 492,324/x
  3. Step 3: Cross multiply
    327,406x = 492,324 × 492,324
  4. Step 4: Simplify right side
    327,406x = 242,382,920,976
  5. Step 5: Solve for x
    x = 242,382,920,976/327,406
  6. Step 6: Final answer
    x = 740,313.01

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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.