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Finding the Fourth Proportional to 376.95, 519.84 and 246

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Solution

The fourth proportional to 376.95, 519.84 and 246 is: 339.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    376.95 : 519.84 = 246 : x
  2. Step 2: Convert to fraction form
    376.95/519.84 = 246/x
  3. Step 3: Cross multiply
    376.95x = 519.84 × 246
  4. Step 4: Simplify right side
    376.95x = 127,880.64
  5. Step 5: Solve for x
    x = 127,880.64/376.95
  6. Step 6: Final answer
    x = 339.25

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Why These Related Problems?

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