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Finding the Third Proportional to 376.88 and 496.13

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Solution

The third proportional to 376.88 and 496.13 is: 653.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    376.88 : 496.13 = 496.13 : x
  2. Step 2: Convert to fraction form
    376.88/496.13 = 496.13/x
  3. Step 3: Cross multiply
    376.88x = 496.13 × 496.13
  4. Step 4: Simplify right side
    376.88x = 246,140.02
  5. Step 5: Solve for x
    x = 246,140.02/376.88
  6. Step 6: Final answer
    x = 653.11

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Why These Related Problems?

These problems maintain the same ratio (1.32) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.