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Finding the Third Proportional to 847,665 and 1,188,000

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Solution

The third proportional to 847,665 and 1,188,000 is: 1,664,978.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    847,665 : 1,188,000 = 1,188,000 : x
  2. Step 2: Convert to fraction form
    847,665/1,188,000 = 1,188,000/x
  3. Step 3: Cross multiply
    847,665x = 1,188,000 × 1,188,000
  4. Step 4: Simplify right side
    847,665x = 1,411,344,000,000
  5. Step 5: Solve for x
    x = 1,411,344,000,000/847,665
  6. Step 6: Final answer
    x = 1,664,978.50

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