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Finding the Fourth Proportional to 350,931.16, 526,604.10 and 129,470.68

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Solution

The fourth proportional to 350,931.16, 526,604.10 and 129,470.68 is: 194,282.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,931.16 : 526,604.10 = 129,470.68 : x
  2. Step 2: Convert to fraction form
    350,931.16/526,604.10 = 129,470.68/x
  3. Step 3: Cross multiply
    350,931.16x = 526,604.10 × 129,470.68
  4. Step 4: Simplify right side
    350,931.16x = 68,179,790,917.79
  5. Step 5: Solve for x
    x = 68,179,790,917.79/350,931.16
  6. Step 6: Final answer
    x = 194,282.52

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