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Finding the Third Proportional to 236 and 637

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Solution

The third proportional to 236 and 637 is: 1,719.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    236 : 637 = 637 : x
  2. Step 2: Convert to fraction form
    236/637 = 637/x
  3. Step 3: Cross multiply
    236x = 637 × 637
  4. Step 4: Simplify right side
    236x = 405,769
  5. Step 5: Solve for x
    x = 405,769/236
  6. Step 6: Final answer
    x = 1,719.36

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These problems maintain the same ratio (2.70) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.