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Finding the Fourth Proportional to 621,178.37, 931,740.45 and 194,704.47

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Solution

The fourth proportional to 621,178.37, 931,740.45 and 194,704.47 is: 292,048.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    621,178.37 : 931,740.45 = 194,704.47 : x
  2. Step 2: Convert to fraction form
    621,178.37/931,740.45 = 194,704.47/x
  3. Step 3: Cross multiply
    621,178.37x = 931,740.45 × 194,704.47
  4. Step 4: Simplify right side
    621,178.37x = 181,414,027,730.93
  5. Step 5: Solve for x
    x = 181,414,027,730.93/621,178.37
  6. Step 6: Final answer
    x = 292,048.20

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