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Finding the Fourth Proportional to 296.31, 444.61 and 210.19

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Solution

The fourth proportional to 296.31, 444.61 and 210.19 is: 315.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    296.31 : 444.61 = 210.19 : x
  2. Step 2: Convert to fraction form
    296.31/444.61 = 210.19/x
  3. Step 3: Cross multiply
    296.31x = 444.61 × 210.19
  4. Step 4: Simplify right side
    296.31x = 93,453.69
  5. Step 5: Solve for x
    x = 93,453.69/296.31
  6. Step 6: Final answer
    x = 315.40

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