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Finding the Fourth Proportional to 523.55, 785.33 and 176.87

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Solution

The fourth proportional to 523.55, 785.33 and 176.87 is: 265.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    523.55 : 785.33 = 176.87 : x
  2. Step 2: Convert to fraction form
    523.55/785.33 = 176.87/x
  3. Step 3: Cross multiply
    523.55x = 785.33 × 176.87
  4. Step 4: Simplify right side
    523.55x = 138,901.32
  5. Step 5: Solve for x
    x = 138,901.32/523.55
  6. Step 6: Final answer
    x = 265.31

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