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Finding the Fourth Proportional to 291,609.84, 437,414.77 and 69,993.84

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Solution

The fourth proportional to 291,609.84, 437,414.77 and 69,993.84 is: 104,990.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    291,609.84 : 437,414.77 = 69,993.84 : x
  2. Step 2: Convert to fraction form
    291,609.84/437,414.77 = 69,993.84/x
  3. Step 3: Cross multiply
    291,609.84x = 437,414.77 × 69,993.84
  4. Step 4: Simplify right side
    291,609.84x = 30,616,341,152.81
  5. Step 5: Solve for x
    x = 30,616,341,152.81/291,609.84
  6. Step 6: Final answer
    x = 104,990.77

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