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Finding the Third Proportional to 334.97 and 499.69

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Solution

The third proportional to 334.97 and 499.69 is: 745.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    334.97 : 499.69 = 499.69 : x
  2. Step 2: Convert to fraction form
    334.97/499.69 = 499.69/x
  3. Step 3: Cross multiply
    334.97x = 499.69 × 499.69
  4. Step 4: Simplify right side
    334.97x = 249,687.60
  5. Step 5: Solve for x
    x = 249,687.60/334.97
  6. Step 6: Final answer
    x = 745.41

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.