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Finding the Fourth Proportional to 530.28, 795.96 and 325.08

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Solution

The fourth proportional to 530.28, 795.96 and 325.08 is: 487.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    530.28 : 795.96 = 325.08 : x
  2. Step 2: Convert to fraction form
    530.28/795.96 = 325.08/x
  3. Step 3: Cross multiply
    530.28x = 795.96 × 325.08
  4. Step 4: Simplify right side
    530.28x = 258,750.68
  5. Step 5: Solve for x
    x = 258,750.68/530.28
  6. Step 6: Final answer
    x = 487.95

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