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Finding the Third Proportional to 58.50 and 149

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Solution

The third proportional to 58.50 and 149 is: 379.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    58.50 : 149 = 149 : x
  2. Step 2: Convert to fraction form
    58.50/149 = 149/x
  3. Step 3: Cross multiply
    58.50x = 149 × 149
  4. Step 4: Simplify right side
    58.50x = 22,201
  5. Step 5: Solve for x
    x = 22,201/58.50
  6. Step 6: Final answer
    x = 379.50

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