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Finding the Third Proportional to 286 and 325.50

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Solution

The third proportional to 286 and 325.50 is: 370.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    286 : 325.50 = 325.50 : x
  2. Step 2: Convert to fraction form
    286/325.50 = 325.50/x
  3. Step 3: Cross multiply
    286x = 325.50 × 325.50
  4. Step 4: Simplify right side
    286x = 105,950.25
  5. Step 5: Solve for x
    x = 105,950.25/286
  6. Step 6: Final answer
    x = 370.46

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