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Finding the Fourth Proportional to 373.76, 560.60 and 292.40

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Solution

The fourth proportional to 373.76, 560.60 and 292.40 is: 438.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    373.76 : 560.60 = 292.40 : x
  2. Step 2: Convert to fraction form
    373.76/560.60 = 292.40/x
  3. Step 3: Cross multiply
    373.76x = 560.60 × 292.40
  4. Step 4: Simplify right side
    373.76x = 163,919.44
  5. Step 5: Solve for x
    x = 163,919.44/373.76
  6. Step 6: Final answer
    x = 438.57

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