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Finding the Fourth Proportional to 1,950.40, 2,922.36 and 1,372.06

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Solution

The fourth proportional to 1,950.40, 2,922.36 and 1,372.06 is: 2,055.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,950.40 : 2,922.36 = 1,372.06 : x
  2. Step 2: Convert to fraction form
    1,950.40/2,922.36 = 1,372.06/x
  3. Step 3: Cross multiply
    1,950.40x = 2,922.36 × 1,372.06
  4. Step 4: Simplify right side
    1,950.40x = 4,009,653.26
  5. Step 5: Solve for x
    x = 4,009,653.26/1,950.40
  6. Step 6: Final answer
    x = 2,055.81

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