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Finding the Fourth Proportional to 474,465.60, 711,698.40 and 193,917.24

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Solution

The fourth proportional to 474,465.60, 711,698.40 and 193,917.24 is: 290,875.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    474,465.60 : 711,698.40 = 193,917.24 : x
  2. Step 2: Convert to fraction form
    474,465.60/711,698.40 = 193,917.24/x
  3. Step 3: Cross multiply
    474,465.60x = 711,698.40 × 193,917.24
  4. Step 4: Simplify right side
    474,465.60x = 138,010,589,440.42
  5. Step 5: Solve for x
    x = 138,010,589,440.42/474,465.60
  6. Step 6: Final answer
    x = 290,875.86

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