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Finding the Third Proportional to 496.13 and 923.91

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Solution

The third proportional to 496.13 and 923.91 is: 1,720.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    496.13 : 923.91 = 923.91 : x
  2. Step 2: Convert to fraction form
    496.13/923.91 = 923.91/x
  3. Step 3: Cross multiply
    496.13x = 923.91 × 923.91
  4. Step 4: Simplify right side
    496.13x = 853,602.76
  5. Step 5: Solve for x
    x = 853,602.76/496.13
  6. Step 6: Final answer
    x = 1,720.54

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Why These Related Problems?

These problems maintain the same ratio (1.86) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.