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Finding the Fourth Proportional to 488,615.74, 732,913.17 and 133,629.76

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Solution

The fourth proportional to 488,615.74, 732,913.17 and 133,629.76 is: 200,441.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    488,615.74 : 732,913.17 = 133,629.76 : x
  2. Step 2: Convert to fraction form
    488,615.74/732,913.17 = 133,629.76/x
  3. Step 3: Cross multiply
    488,615.74x = 732,913.17 × 133,629.76
  4. Step 4: Simplify right side
    488,615.74x = 97,939,007,343.37
  5. Step 5: Solve for x
    x = 97,939,007,343.37/488,615.74
  6. Step 6: Final answer
    x = 200,441.78

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