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Finding the Fourth Proportional to 351,509.72, 527,155.48 and 126,841

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Solution

The fourth proportional to 351,509.72, 527,155.48 and 126,841 is: 190,222.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,509.72 : 527,155.48 = 126,841 : x
  2. Step 2: Convert to fraction form
    351,509.72/527,155.48 = 126,841/x
  3. Step 3: Cross multiply
    351,509.72x = 527,155.48 × 126,841
  4. Step 4: Simplify right side
    351,509.72x = 66,864,928,238.68
  5. Step 5: Solve for x
    x = 66,864,928,238.68/351,509.72
  6. Step 6: Final answer
    x = 190,222.13

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