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Finding the Third Proportional to 177.50 and 376.63

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Solution

The third proportional to 177.50 and 376.63 is: 799.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    177.50 : 376.63 = 376.63 : x
  2. Step 2: Convert to fraction form
    177.50/376.63 = 376.63/x
  3. Step 3: Cross multiply
    177.50x = 376.63 × 376.63
  4. Step 4: Simplify right side
    177.50x = 141,846.39
  5. Step 5: Solve for x
    x = 141,846.39/177.50
  6. Step 6: Final answer
    x = 799.13

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Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.