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Finding the Fourth Proportional to 554,076.90, 831,115.35 and 550,577.70

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Solution

The fourth proportional to 554,076.90, 831,115.35 and 550,577.70 is: 825,866.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    554,076.90 : 831,115.35 = 550,577.70 : x
  2. Step 2: Convert to fraction form
    554,076.90/831,115.35 = 550,577.70/x
  3. Step 3: Cross multiply
    554,076.90x = 831,115.35 × 550,577.70
  4. Step 4: Simplify right side
    554,076.90x = 457,593,577,837.70
  5. Step 5: Solve for x
    x = 457,593,577,837.70/554,076.90
  6. Step 6: Final answer
    x = 825,866.55

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