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Finding the Third Proportional to 3,838.50 and 5,756.63

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Solution

The third proportional to 3,838.50 and 5,756.63 is: 8,633.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,838.50 : 5,756.63 = 5,756.63 : x
  2. Step 2: Convert to fraction form
    3,838.50/5,756.63 = 5,756.63/x
  3. Step 3: Cross multiply
    3,838.50x = 5,756.63 × 5,756.63
  4. Step 4: Simplify right side
    3,838.50x = 33,138,731.39
  5. Step 5: Solve for x
    x = 33,138,731.39/3,838.50
  6. Step 6: Final answer
    x = 8,633.25

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.