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Finding the Fourth Proportional to 478.41, 718.01 and 295.95

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Solution

The fourth proportional to 478.41, 718.01 and 295.95 is: 444.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    478.41 : 718.01 = 295.95 : x
  2. Step 2: Convert to fraction form
    478.41/718.01 = 295.95/x
  3. Step 3: Cross multiply
    478.41x = 718.01 × 295.95
  4. Step 4: Simplify right side
    478.41x = 212,499.05
  5. Step 5: Solve for x
    x = 212,499.05/478.41
  6. Step 6: Final answer
    x = 444.18

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