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Finding the Fourth Proportional to 611.44, 916.56 and 246

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Solution

The fourth proportional to 611.44, 916.56 and 246 is: 368.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    611.44 : 916.56 = 246 : x
  2. Step 2: Convert to fraction form
    611.44/916.56 = 246/x
  3. Step 3: Cross multiply
    611.44x = 916.56 × 246
  4. Step 4: Simplify right side
    611.44x = 225,473.76
  5. Step 5: Solve for x
    x = 225,473.76/611.44
  6. Step 6: Final answer
    x = 368.76

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