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Finding the Fourth Proportional to 1,787.00, 2,467.16 and 1,415.48

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Solution

The fourth proportional to 1,787.00, 2,467.16 and 1,415.48 is: 1,954.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,787.00 : 2,467.16 = 1,415.48 : x
  2. Step 2: Convert to fraction form
    1,787.00/2,467.16 = 1,415.48/x
  3. Step 3: Cross multiply
    1,787.00x = 2,467.16 × 1,415.48
  4. Step 4: Simplify right side
    1,787.00x = 3,492,196.22
  5. Step 5: Solve for x
    x = 3,492,196.22/1,787.00
  6. Step 6: Final answer
    x = 1,954.23

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