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Finding the Third Proportional to 46.75 and 115

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Solution

The third proportional to 46.75 and 115 is: 282.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    46.75 : 115 = 115 : x
  2. Step 2: Convert to fraction form
    46.75/115 = 115/x
  3. Step 3: Cross multiply
    46.75x = 115 × 115
  4. Step 4: Simplify right side
    46.75x = 13,225
  5. Step 5: Solve for x
    x = 13,225/46.75
  6. Step 6: Final answer
    x = 282.89

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Why These Related Problems?

These problems maintain the same ratio (2.46) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.