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Finding the Fourth Proportional to 1,978.01, 2,967.41 and 1,362

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Solution

The fourth proportional to 1,978.01, 2,967.41 and 1,362 is: 2,043.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,978.01 : 2,967.41 = 1,362 : x
  2. Step 2: Convert to fraction form
    1,978.01/2,967.41 = 1,362/x
  3. Step 3: Cross multiply
    1,978.01x = 2,967.41 × 1,362
  4. Step 4: Simplify right side
    1,978.01x = 4,041,605.61
  5. Step 5: Solve for x
    x = 4,041,605.61/1,978.01
  6. Step 6: Final answer
    x = 2,043.27

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