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Finding the Fourth Proportional to 433.10, 597.76 and 258.54

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Solution

The fourth proportional to 433.10, 597.76 and 258.54 is: 356.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    433.10 : 597.76 = 258.54 : x
  2. Step 2: Convert to fraction form
    433.10/597.76 = 258.54/x
  3. Step 3: Cross multiply
    433.10x = 597.76 × 258.54
  4. Step 4: Simplify right side
    433.10x = 154,544.87
  5. Step 5: Solve for x
    x = 154,544.87/433.10
  6. Step 6: Final answer
    x = 356.83

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