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Finding the Fourth Proportional to 477.52, 715.35 and 227.00

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Solution

The fourth proportional to 477.52, 715.35 and 227.00 is: 340.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    477.52 : 715.35 = 227.00 : x
  2. Step 2: Convert to fraction form
    477.52/715.35 = 227.00/x
  3. Step 3: Cross multiply
    477.52x = 715.35 × 227.00
  4. Step 4: Simplify right side
    477.52x = 162,386.66
  5. Step 5: Solve for x
    x = 162,386.66/477.52
  6. Step 6: Final answer
    x = 340.06

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