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Finding the Fourth Proportional to 589.76, 885.60 and 248

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Solution

The fourth proportional to 589.76, 885.60 and 248 is: 372.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    589.76 : 885.60 = 248 : x
  2. Step 2: Convert to fraction form
    589.76/885.60 = 248/x
  3. Step 3: Cross multiply
    589.76x = 885.60 × 248
  4. Step 4: Simplify right side
    589.76x = 219,628.80
  5. Step 5: Solve for x
    x = 219,628.80/589.76
  6. Step 6: Final answer
    x = 372.40

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