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Finding the Fourth Proportional to 2,904.24, 4,357.60 and 1,605.60

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Solution

The fourth proportional to 2,904.24, 4,357.60 and 1,605.60 is: 2,409.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,904.24 : 4,357.60 = 1,605.60 : x
  2. Step 2: Convert to fraction form
    2,904.24/4,357.60 = 1,605.60/x
  3. Step 3: Cross multiply
    2,904.24x = 4,357.60 × 1,605.60
  4. Step 4: Simplify right side
    2,904.24x = 6,996,562.56
  5. Step 5: Solve for x
    x = 6,996,562.56/2,904.24
  6. Step 6: Final answer
    x = 2,409.09

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