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Finding the Third Proportional to 34.25 and 53

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Solution

The third proportional to 34.25 and 53 is: 82.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    34.25 : 53 = 53 : x
  2. Step 2: Convert to fraction form
    34.25/53 = 53/x
  3. Step 3: Cross multiply
    34.25x = 53 × 53
  4. Step 4: Simplify right side
    34.25x = 2,809
  5. Step 5: Solve for x
    x = 2,809/34.25
  6. Step 6: Final answer
    x = 82.01

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.