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Finding the Fourth Proportional to 334.79, 502.16 and 276.47

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Solution

The fourth proportional to 334.79, 502.16 and 276.47 is: 414.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    334.79 : 502.16 = 276.47 : x
  2. Step 2: Convert to fraction form
    334.79/502.16 = 276.47/x
  3. Step 3: Cross multiply
    334.79x = 502.16 × 276.47
  4. Step 4: Simplify right side
    334.79x = 138,830.36
  5. Step 5: Solve for x
    x = 138,830.36/334.79
  6. Step 6: Final answer
    x = 414.69

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