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Finding the Third Proportional to 110.06 and 170.25

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Solution

The third proportional to 110.06 and 170.25 is: 263.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    110.06 : 170.25 = 170.25 : x
  2. Step 2: Convert to fraction form
    110.06/170.25 = 170.25/x
  3. Step 3: Cross multiply
    110.06x = 170.25 × 170.25
  4. Step 4: Simplify right side
    110.06x = 28,985.06
  5. Step 5: Solve for x
    x = 28,985.06/110.06
  6. Step 6: Final answer
    x = 263.35

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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.