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Finding the Third Proportional to 46 and 90.25

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Solution

The third proportional to 46 and 90.25 is: 177.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    46 : 90.25 = 90.25 : x
  2. Step 2: Convert to fraction form
    46/90.25 = 90.25/x
  3. Step 3: Cross multiply
    46x = 90.25 × 90.25
  4. Step 4: Simplify right side
    46x = 8,145.06
  5. Step 5: Solve for x
    x = 8,145.06/46
  6. Step 6: Final answer
    x = 177.07

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Why These Related Problems?

These problems maintain the same ratio (1.96) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.