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Finding the Fourth Proportional to 368,658.54, 552,102.08 and 210,407.22

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Solution

The fourth proportional to 368,658.54, 552,102.08 and 210,407.22 is: 315,105.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    368,658.54 : 552,102.08 = 210,407.22 : x
  2. Step 2: Convert to fraction form
    368,658.54/552,102.08 = 210,407.22/x
  3. Step 3: Cross multiply
    368,658.54x = 552,102.08 × 210,407.22
  4. Step 4: Simplify right side
    368,658.54x = 116,166,262,756.98
  5. Step 5: Solve for x
    x = 116,166,262,756.98/368,658.54
  6. Step 6: Final answer
    x = 315,105.31

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