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Finding the Fourth Proportional to 243,708.48, 335,570.04 and 213,323.76

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Solution

The fourth proportional to 243,708.48, 335,570.04 and 213,323.76 is: 293,732.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,708.48 : 335,570.04 = 213,323.76 : x
  2. Step 2: Convert to fraction form
    243,708.48/335,570.04 = 213,323.76/x
  3. Step 3: Cross multiply
    243,708.48x = 335,570.04 × 213,323.76
  4. Step 4: Simplify right side
    243,708.48x = 71,585,062,676.15
  5. Step 5: Solve for x
    x = 71,585,062,676.15/243,708.48
  6. Step 6: Final answer
    x = 293,732.34

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