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Finding the Fourth Proportional to 637.18, 955.47 and 247.36

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Solution

The fourth proportional to 637.18, 955.47 and 247.36 is: 370.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    637.18 : 955.47 = 247.36 : x
  2. Step 2: Convert to fraction form
    637.18/955.47 = 247.36/x
  3. Step 3: Cross multiply
    637.18x = 955.47 × 247.36
  4. Step 4: Simplify right side
    637.18x = 236,345.79
  5. Step 5: Solve for x
    x = 236,345.79/637.18
  6. Step 6: Final answer
    x = 370.93

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