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Finding the Fourth Proportional to 1,297.44, 1,946.34 and 1,056.06

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Solution

The fourth proportional to 1,297.44, 1,946.34 and 1,056.06 is: 1,584.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,297.44 : 1,946.34 = 1,056.06 : x
  2. Step 2: Convert to fraction form
    1,297.44/1,946.34 = 1,056.06/x
  3. Step 3: Cross multiply
    1,297.44x = 1,946.34 × 1,056.06
  4. Step 4: Simplify right side
    1,297.44x = 2,055,451.82
  5. Step 5: Solve for x
    x = 2,055,451.82/1,297.44
  6. Step 6: Final answer
    x = 1,584.24

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