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Finding the Fourth Proportional to 710.27, 979.62 and 461.67

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Solution

The fourth proportional to 710.27, 979.62 and 461.67 is: 636.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    710.27 : 979.62 = 461.67 : x
  2. Step 2: Convert to fraction form
    710.27/979.62 = 461.67/x
  3. Step 3: Cross multiply
    710.27x = 979.62 × 461.67
  4. Step 4: Simplify right side
    710.27x = 452,265.32
  5. Step 5: Solve for x
    x = 452,265.32/710.27
  6. Step 6: Final answer
    x = 636.75

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