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Finding the Third Proportional to 146 and 314

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Solution

The third proportional to 146 and 314 is: 675.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    146 : 314 = 314 : x
  2. Step 2: Convert to fraction form
    146/314 = 314/x
  3. Step 3: Cross multiply
    146x = 314 × 314
  4. Step 4: Simplify right side
    146x = 98,596
  5. Step 5: Solve for x
    x = 98,596/146
  6. Step 6: Final answer
    x = 675.32

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.