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Finding the Fourth Proportional to 3,007.13, 4,507.95 and 1,157.06

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Solution

The fourth proportional to 3,007.13, 4,507.95 and 1,157.06 is: 1,734.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,007.13 : 4,507.95 = 1,157.06 : x
  2. Step 2: Convert to fraction form
    3,007.13/4,507.95 = 1,157.06/x
  3. Step 3: Cross multiply
    3,007.13x = 4,507.95 × 1,157.06
  4. Step 4: Simplify right side
    3,007.13x = 5,215,971.56
  5. Step 5: Solve for x
    x = 5,215,971.56/3,007.13
  6. Step 6: Final answer
    x = 1,734.54

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