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Finding the Fourth Proportional to 1,558.82, 2,336.81 and 1,210.25

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Solution

The fourth proportional to 1,558.82, 2,336.81 and 1,210.25 is: 1,814.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,558.82 : 2,336.81 = 1,210.25 : x
  2. Step 2: Convert to fraction form
    1,558.82/2,336.81 = 1,210.25/x
  3. Step 3: Cross multiply
    1,558.82x = 2,336.81 × 1,210.25
  4. Step 4: Simplify right side
    1,558.82x = 2,828,124.30
  5. Step 5: Solve for x
    x = 2,828,124.30/1,558.82
  6. Step 6: Final answer
    x = 1,814.27

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