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Finding the Fourth Proportional to 586.59, 880.08 and 221.41

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Solution

The fourth proportional to 586.59, 880.08 and 221.41 is: 332.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    586.59 : 880.08 = 221.41 : x
  2. Step 2: Convert to fraction form
    586.59/880.08 = 221.41/x
  3. Step 3: Cross multiply
    586.59x = 880.08 × 221.41
  4. Step 4: Simplify right side
    586.59x = 194,858.51
  5. Step 5: Solve for x
    x = 194,858.51/586.59
  6. Step 6: Final answer
    x = 332.19

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