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Finding the Fourth Proportional to 241,408.90, 362,111.55 and 72,928.90

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Solution

The fourth proportional to 241,408.90, 362,111.55 and 72,928.90 is: 109,392.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    241,408.90 : 362,111.55 = 72,928.90 : x
  2. Step 2: Convert to fraction form
    241,408.90/362,111.55 = 72,928.90/x
  3. Step 3: Cross multiply
    241,408.90x = 362,111.55 × 72,928.90
  4. Step 4: Simplify right side
    241,408.90x = 26,408,397,018.80
  5. Step 5: Solve for x
    x = 26,408,397,018.80/241,408.90
  6. Step 6: Final answer
    x = 109,392.81

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