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Finding the Fourth Proportional to 342,921.48, 473,231.57 and 189,969.57

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Solution

The fourth proportional to 342,921.48, 473,231.57 and 189,969.57 is: 262,157.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    342,921.48 : 473,231.57 = 189,969.57 : x
  2. Step 2: Convert to fraction form
    342,921.48/473,231.57 = 189,969.57/x
  3. Step 3: Cross multiply
    342,921.48x = 473,231.57 × 189,969.57
  4. Step 4: Simplify right side
    342,921.48x = 89,899,596,913.48
  5. Step 5: Solve for x
    x = 89,899,596,913.48/342,921.48
  6. Step 6: Final answer
    x = 262,157.96

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