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Finding the Third Proportional to 173.50 and 426

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Solution

The third proportional to 173.50 and 426 is: 1,045.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    173.50 : 426 = 426 : x
  2. Step 2: Convert to fraction form
    173.50/426 = 426/x
  3. Step 3: Cross multiply
    173.50x = 426 × 426
  4. Step 4: Simplify right side
    173.50x = 181,476
  5. Step 5: Solve for x
    x = 181,476/173.50
  6. Step 6: Final answer
    x = 1,045.97

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These problems maintain the same ratio (2.46) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.