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Finding the Third Proportional to 173.25 and 377.16

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Solution

The third proportional to 173.25 and 377.16 is: 821.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    173.25 : 377.16 = 377.16 : x
  2. Step 2: Convert to fraction form
    173.25/377.16 = 377.16/x
  3. Step 3: Cross multiply
    173.25x = 377.16 × 377.16
  4. Step 4: Simplify right side
    173.25x = 142,246.84
  5. Step 5: Solve for x
    x = 142,246.84/173.25
  6. Step 6: Final answer
    x = 821.05

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.