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Finding the Third Proportional to 194.94 and 284.88

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Solution

The third proportional to 194.94 and 284.88 is: 416.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    194.94 : 284.88 = 284.88 : x
  2. Step 2: Convert to fraction form
    194.94/284.88 = 284.88/x
  3. Step 3: Cross multiply
    194.94x = 284.88 × 284.88
  4. Step 4: Simplify right side
    194.94x = 81,153.77
  5. Step 5: Solve for x
    x = 81,153.77/194.94
  6. Step 6: Final answer
    x = 416.31

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Why These Related Problems?

These problems maintain the same ratio (1.46) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.