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Finding the Third Proportional to 172.41 and 370.41

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Solution

The third proportional to 172.41 and 370.41 is: 795.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    172.41 : 370.41 = 370.41 : x
  2. Step 2: Convert to fraction form
    172.41/370.41 = 370.41/x
  3. Step 3: Cross multiply
    172.41x = 370.41 × 370.41
  4. Step 4: Simplify right side
    172.41x = 137,200.79
  5. Step 5: Solve for x
    x = 137,200.79/172.41
  6. Step 6: Final answer
    x = 795.80

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.