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Finding the Fourth Proportional to 314.34, 472 and 300.48

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Solution

The fourth proportional to 314.34, 472 and 300.48 is: 451.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    314.34 : 472 = 300.48 : x
  2. Step 2: Convert to fraction form
    314.34/472 = 300.48/x
  3. Step 3: Cross multiply
    314.34x = 472 × 300.48
  4. Step 4: Simplify right side
    314.34x = 141,826.56
  5. Step 5: Solve for x
    x = 141,826.56/314.34
  6. Step 6: Final answer
    x = 451.19

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