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Finding the Third Proportional to 741 and 816

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Solution

The third proportional to 741 and 816 is: 898.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    741 : 816 = 816 : x
  2. Step 2: Convert to fraction form
    741/816 = 816/x
  3. Step 3: Cross multiply
    741x = 816 × 816
  4. Step 4: Simplify right side
    741x = 665,856
  5. Step 5: Solve for x
    x = 665,856/741
  6. Step 6: Final answer
    x = 898.59

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Why These Related Problems?

These problems maintain the same ratio (1.10) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.