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Finding the Third Proportional to 796.92 and 1,224.49

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Solution

The third proportional to 796.92 and 1,224.49 is: 1,881.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    796.92 : 1,224.49 = 1,224.49 : x
  2. Step 2: Convert to fraction form
    796.92/1,224.49 = 1,224.49/x
  3. Step 3: Cross multiply
    796.92x = 1,224.49 × 1,224.49
  4. Step 4: Simplify right side
    796.92x = 1,499,381.12
  5. Step 5: Solve for x
    x = 1,499,381.12/796.92
  6. Step 6: Final answer
    x = 1,881.47

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.