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Finding the Fourth Proportional to 262,247.60, 393,079.80 and 112,462.40

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Solution

The fourth proportional to 262,247.60, 393,079.80 and 112,462.40 is: 168,568.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,247.60 : 393,079.80 = 112,462.40 : x
  2. Step 2: Convert to fraction form
    262,247.60/393,079.80 = 112,462.40/x
  3. Step 3: Cross multiply
    262,247.60x = 393,079.80 × 112,462.40
  4. Step 4: Simplify right side
    262,247.60x = 44,206,697,699.52
  5. Step 5: Solve for x
    x = 44,206,697,699.52/262,247.60
  6. Step 6: Final answer
    x = 168,568.55

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