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Finding the Third Proportional to 157 and 175

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Solution

The third proportional to 157 and 175 is: 195.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    157 : 175 = 175 : x
  2. Step 2: Convert to fraction form
    157/175 = 175/x
  3. Step 3: Cross multiply
    157x = 175 × 175
  4. Step 4: Simplify right side
    157x = 30,625
  5. Step 5: Solve for x
    x = 30,625/157
  6. Step 6: Final answer
    x = 195.06

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These problems maintain the same ratio (1.11) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.