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Finding the Fourth Proportional to 1,973.30, 2,958.86 and 1,241.31

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Solution

The fourth proportional to 1,973.30, 2,958.86 and 1,241.31 is: 1,861.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,973.30 : 2,958.86 = 1,241.31 : x
  2. Step 2: Convert to fraction form
    1,973.30/2,958.86 = 1,241.31/x
  3. Step 3: Cross multiply
    1,973.30x = 2,958.86 × 1,241.31
  4. Step 4: Simplify right side
    1,973.30x = 3,672,862.51
  5. Step 5: Solve for x
    x = 3,672,862.51/1,973.30
  6. Step 6: Final answer
    x = 1,861.28

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