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Finding the Fourth Proportional to 570,974.16, 856,475.28 and 191,900.64

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Solution

The fourth proportional to 570,974.16, 856,475.28 and 191,900.64 is: 287,855.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    570,974.16 : 856,475.28 = 191,900.64 : x
  2. Step 2: Convert to fraction form
    570,974.16/856,475.28 = 191,900.64/x
  3. Step 3: Cross multiply
    570,974.16x = 856,475.28 × 191,900.64
  4. Step 4: Simplify right side
    570,974.16x = 164,358,154,376.18
  5. Step 5: Solve for x
    x = 164,358,154,376.18/570,974.16
  6. Step 6: Final answer
    x = 287,855.68

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