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Finding the Fourth Proportional to 376.88, 520.13 and 246.17

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Solution

The fourth proportional to 376.88, 520.13 and 246.17 is: 339.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    376.88 : 520.13 = 246.17 : x
  2. Step 2: Convert to fraction form
    376.88/520.13 = 246.17/x
  3. Step 3: Cross multiply
    376.88x = 520.13 × 246.17
  4. Step 4: Simplify right side
    376.88x = 128,042.32
  5. Step 5: Solve for x
    x = 128,042.32/376.88
  6. Step 6: Final answer
    x = 339.75

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.