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Finding the Fourth Proportional to 397,393.84, 596,091.09 and 97,880.56

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Solution

The fourth proportional to 397,393.84, 596,091.09 and 97,880.56 is: 146,820.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    397,393.84 : 596,091.09 = 97,880.56 : x
  2. Step 2: Convert to fraction form
    397,393.84/596,091.09 = 97,880.56/x
  3. Step 3: Cross multiply
    397,393.84x = 596,091.09 × 97,880.56
  4. Step 4: Simplify right side
    397,393.84x = 58,345,729,700.21
  5. Step 5: Solve for x
    x = 58,345,729,700.21/397,393.84
  6. Step 6: Final answer
    x = 146,820.92

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