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Finding the Fourth Proportional to 543,655.20, 813,927.60 and 543,655.20

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Solution

The fourth proportional to 543,655.20, 813,927.60 and 543,655.20 is: 813,927.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    543,655.20 : 813,927.60 = 543,655.20 : x
  2. Step 2: Convert to fraction form
    543,655.20/813,927.60 = 543,655.20/x
  3. Step 3: Cross multiply
    543,655.20x = 813,927.60 × 543,655.20
  4. Step 4: Simplify right side
    543,655.20x = 442,495,972,163.52
  5. Step 5: Solve for x
    x = 442,495,972,163.52/543,655.20
  6. Step 6: Final answer
    x = 813,927.60

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