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Finding the Fourth Proportional to 373.92, 560.88 and 130.45

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Solution

The fourth proportional to 373.92, 560.88 and 130.45 is: 195.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    373.92 : 560.88 = 130.45 : x
  2. Step 2: Convert to fraction form
    373.92/560.88 = 130.45/x
  3. Step 3: Cross multiply
    373.92x = 560.88 × 130.45
  4. Step 4: Simplify right side
    373.92x = 73,167.99
  5. Step 5: Solve for x
    x = 73,167.99/373.92
  6. Step 6: Final answer
    x = 195.68

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