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Finding the Third Proportional to 265,910,636 and 408,471,297

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Solution

The third proportional to 265,910,636 and 408,471,297 is: 627,461,928.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,910,636 : 408,471,297 = 408,471,297 : x
  2. Step 2: Convert to fraction form
    265,910,636/408,471,297 = 408,471,297/x
  3. Step 3: Cross multiply
    265,910,636x = 408,471,297 × 408,471,297
  4. Step 4: Simplify right side
    265,910,636x = 166,848,800,472,862,208
  5. Step 5: Solve for x
    x = 166,848,800,472,862,208/265,910,636
  6. Step 6: Final answer
    x = 627,461,928.50

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