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Finding the Fourth Proportional to 4,895.73, 7,342.20 and 1,385.51

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Solution

The fourth proportional to 4,895.73, 7,342.20 and 1,385.51 is: 2,077.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,895.73 : 7,342.20 = 1,385.51 : x
  2. Step 2: Convert to fraction form
    4,895.73/7,342.20 = 1,385.51/x
  3. Step 3: Cross multiply
    4,895.73x = 7,342.20 × 1,385.51
  4. Step 4: Simplify right side
    4,895.73x = 10,172,654.81
  5. Step 5: Solve for x
    x = 10,172,654.81/4,895.73
  6. Step 6: Final answer
    x = 2,077.86

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