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Finding the Fourth Proportional to 584.02, 875.76 and 291.28

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Solution

The fourth proportional to 584.02, 875.76 and 291.28 is: 436.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    584.02 : 875.76 = 291.28 : x
  2. Step 2: Convert to fraction form
    584.02/875.76 = 291.28/x
  3. Step 3: Cross multiply
    584.02x = 875.76 × 291.28
  4. Step 4: Simplify right side
    584.02x = 255,091.37
  5. Step 5: Solve for x
    x = 255,091.37/584.02
  6. Step 6: Final answer
    x = 436.79

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