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Finding the Fourth Proportional to 533,837.40, 800,756.10 and 178,814.40

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Solution

The fourth proportional to 533,837.40, 800,756.10 and 178,814.40 is: 268,221.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    533,837.40 : 800,756.10 = 178,814.40 : x
  2. Step 2: Convert to fraction form
    533,837.40/800,756.10 = 178,814.40/x
  3. Step 3: Cross multiply
    533,837.40x = 800,756.10 × 178,814.40
  4. Step 4: Simplify right side
    533,837.40x = 143,186,721,567.84
  5. Step 5: Solve for x
    x = 143,186,721,567.84/533,837.40
  6. Step 6: Final answer
    x = 268,221.60

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