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Finding the Fourth Proportional to 412,526.52, 618,790.32 and 113,009.72

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Solution

The fourth proportional to 412,526.52, 618,790.32 and 113,009.72 is: 169,514.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    412,526.52 : 618,790.32 = 113,009.72 : x
  2. Step 2: Convert to fraction form
    412,526.52/618,790.32 = 113,009.72/x
  3. Step 3: Cross multiply
    412,526.52x = 618,790.32 × 113,009.72
  4. Step 4: Simplify right side
    412,526.52x = 69,929,317,707.96
  5. Step 5: Solve for x
    x = 69,929,317,707.96/412,526.52
  6. Step 6: Final answer
    x = 169,514.72

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