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Finding the Third Proportional to 172.50 and 237

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Solution

The third proportional to 172.50 and 237 is: 325.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    172.50 : 237 = 237 : x
  2. Step 2: Convert to fraction form
    172.50/237 = 237/x
  3. Step 3: Cross multiply
    172.50x = 237 × 237
  4. Step 4: Simplify right side
    172.50x = 56,169
  5. Step 5: Solve for x
    x = 56,169/172.50
  6. Step 6: Final answer
    x = 325.62

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.