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Finding the Third Proportional to 352.13 and 514.69

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Solution

The third proportional to 352.13 and 514.69 is: 752.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    352.13 : 514.69 = 514.69 : x
  2. Step 2: Convert to fraction form
    352.13/514.69 = 514.69/x
  3. Step 3: Cross multiply
    352.13x = 514.69 × 514.69
  4. Step 4: Simplify right side
    352.13x = 264,903.22
  5. Step 5: Solve for x
    x = 264,903.22/352.13
  6. Step 6: Final answer
    x = 752.30

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Why These Related Problems?

These problems maintain the same ratio (1.46) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.