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Finding the Third Proportional to 332 and 340

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Solution

The third proportional to 332 and 340 is: 348.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    332 : 340 = 340 : x
  2. Step 2: Convert to fraction form
    332/340 = 340/x
  3. Step 3: Cross multiply
    332x = 340 × 340
  4. Step 4: Simplify right side
    332x = 115,600
  5. Step 5: Solve for x
    x = 115,600/332
  6. Step 6: Final answer
    x = 348.19

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Why These Related Problems?

These problems maintain the same ratio (1.02) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.