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Finding the Third Proportional to 344.13 and 765.13

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Solution

The third proportional to 344.13 and 765.13 is: 1,701.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    344.13 : 765.13 = 765.13 : x
  2. Step 2: Convert to fraction form
    344.13/765.13 = 765.13/x
  3. Step 3: Cross multiply
    344.13x = 765.13 × 765.13
  4. Step 4: Simplify right side
    344.13x = 585,416.27
  5. Step 5: Solve for x
    x = 585,416.27/344.13
  6. Step 6: Final answer
    x = 1,701.17

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Why These Related Problems?

These problems maintain the same ratio (2.22) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.