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Finding the Fourth Proportional to 556,051.40, 834,077.18 and 135,327.28

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Solution

The fourth proportional to 556,051.40, 834,077.18 and 135,327.28 is: 202,990.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    556,051.40 : 834,077.18 = 135,327.28 : x
  2. Step 2: Convert to fraction form
    556,051.40/834,077.18 = 135,327.28/x
  3. Step 3: Cross multiply
    556,051.40x = 834,077.18 × 135,327.28
  4. Step 4: Simplify right side
    556,051.40x = 112,873,396,079.47
  5. Step 5: Solve for x
    x = 112,873,396,079.47/556,051.40
  6. Step 6: Final answer
    x = 202,990.94

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