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Finding the Fourth Proportional to 2,868.03, 4,302.14 and 1,019.30

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Solution

The fourth proportional to 2,868.03, 4,302.14 and 1,019.30 is: 1,528.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,868.03 : 4,302.14 = 1,019.30 : x
  2. Step 2: Convert to fraction form
    2,868.03/4,302.14 = 1,019.30/x
  3. Step 3: Cross multiply
    2,868.03x = 4,302.14 × 1,019.30
  4. Step 4: Simplify right side
    2,868.03x = 4,385,144.69
  5. Step 5: Solve for x
    x = 4,385,144.69/2,868.03
  6. Step 6: Final answer
    x = 1,528.97

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