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Finding the Third Proportional to 4,269.50 and 6,683

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Solution

The third proportional to 4,269.50 and 6,683 is: 10,460.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,269.50 : 6,683 = 6,683 : x
  2. Step 2: Convert to fraction form
    4,269.50/6,683 = 6,683/x
  3. Step 3: Cross multiply
    4,269.50x = 6,683 × 6,683
  4. Step 4: Simplify right side
    4,269.50x = 44,662,489
  5. Step 5: Solve for x
    x = 44,662,489/4,269.50
  6. Step 6: Final answer
    x = 10,460.82

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Why These Related Problems?

These problems maintain the same ratio (1.57) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.