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Finding the Fourth Proportional to 248,758.74, 343,336.05 and 173,263.50

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Solution

The fourth proportional to 248,758.74, 343,336.05 and 173,263.50 is: 239,137.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,758.74 : 343,336.05 = 173,263.50 : x
  2. Step 2: Convert to fraction form
    248,758.74/343,336.05 = 173,263.50/x
  3. Step 3: Cross multiply
    248,758.74x = 343,336.05 × 173,263.50
  4. Step 4: Simplify right side
    248,758.74x = 59,487,605,699.18
  5. Step 5: Solve for x
    x = 59,487,605,699.18/248,758.74
  6. Step 6: Final answer
    x = 239,137.75

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