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Finding the Third Proportional to 176 and 245

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Solution

The third proportional to 176 and 245 is: 341.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    176 : 245 = 245 : x
  2. Step 2: Convert to fraction form
    176/245 = 245/x
  3. Step 3: Cross multiply
    176x = 245 × 245
  4. Step 4: Simplify right side
    176x = 60,025
  5. Step 5: Solve for x
    x = 60,025/176
  6. Step 6: Final answer
    x = 341.05

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Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.