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Finding the Fourth Proportional to 1,898.56, 2,848.52 and 1,355.00

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Solution

The fourth proportional to 1,898.56, 2,848.52 and 1,355.00 is: 2,032.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,898.56 : 2,848.52 = 1,355.00 : x
  2. Step 2: Convert to fraction form
    1,898.56/2,848.52 = 1,355.00/x
  3. Step 3: Cross multiply
    1,898.56x = 2,848.52 × 1,355.00
  4. Step 4: Simplify right side
    1,898.56x = 3,859,744.43
  5. Step 5: Solve for x
    x = 3,859,744.43/1,898.56
  6. Step 6: Final answer
    x = 2,032.98

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