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Finding the Third Proportional to 43.50 and 49.63

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Solution

The third proportional to 43.50 and 49.63 is: 56.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    43.50 : 49.63 = 49.63 : x
  2. Step 2: Convert to fraction form
    43.50/49.63 = 49.63/x
  3. Step 3: Cross multiply
    43.50x = 49.63 × 49.63
  4. Step 4: Simplify right side
    43.50x = 2,462.64
  5. Step 5: Solve for x
    x = 2,462.64/43.50
  6. Step 6: Final answer
    x = 56.61

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Why These Related Problems?

These problems maintain the same ratio (1.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.