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Finding the Fourth Proportional to 235,750.40, 353,395.20 and 210,867.20

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Solution

The fourth proportional to 235,750.40, 353,395.20 and 210,867.20 is: 316,094.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,750.40 : 353,395.20 = 210,867.20 : x
  2. Step 2: Convert to fraction form
    235,750.40/353,395.20 = 210,867.20/x
  3. Step 3: Cross multiply
    235,750.40x = 353,395.20 × 210,867.20
  4. Step 4: Simplify right side
    235,750.40x = 74,519,456,317.44
  5. Step 5: Solve for x
    x = 74,519,456,317.44/235,750.40
  6. Step 6: Final answer
    x = 316,094.72

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