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Finding the Fourth Proportional to 462.22, 693.54 and 245.75

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Solution

The fourth proportional to 462.22, 693.54 and 245.75 is: 368.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    462.22 : 693.54 = 245.75 : x
  2. Step 2: Convert to fraction form
    462.22/693.54 = 245.75/x
  3. Step 3: Cross multiply
    462.22x = 693.54 × 245.75
  4. Step 4: Simplify right side
    462.22x = 170,437.46
  5. Step 5: Solve for x
    x = 170,437.46/462.22
  6. Step 6: Final answer
    x = 368.74

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