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Finding the Third Proportional to 259.50 and 297

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Solution

The third proportional to 259.50 and 297 is: 339.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    259.50 : 297 = 297 : x
  2. Step 2: Convert to fraction form
    259.50/297 = 297/x
  3. Step 3: Cross multiply
    259.50x = 297 × 297
  4. Step 4: Simplify right side
    259.50x = 88,209
  5. Step 5: Solve for x
    x = 88,209/259.50
  6. Step 6: Final answer
    x = 339.92

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