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Finding the Fourth Proportional to 502,008.60, 752,507.46 and 221,476.44

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Solution

The fourth proportional to 502,008.60, 752,507.46 and 221,476.44 is: 331,991.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    502,008.60 : 752,507.46 = 221,476.44 : x
  2. Step 2: Convert to fraction form
    502,008.60/752,507.46 = 221,476.44/x
  3. Step 3: Cross multiply
    502,008.60x = 752,507.46 × 221,476.44
  4. Step 4: Simplify right side
    502,008.60x = 166,662,673,314.24
  5. Step 5: Solve for x
    x = 166,662,673,314.24/502,008.60
  6. Step 6: Final answer
    x = 331,991.67

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