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Finding the Third Proportional to 6,234.50 and 10,389.75

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Solution

The third proportional to 6,234.50 and 10,389.75 is: 17,314.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,234.50 : 10,389.75 = 10,389.75 : x
  2. Step 2: Convert to fraction form
    6,234.50/10,389.75 = 10,389.75/x
  3. Step 3: Cross multiply
    6,234.50x = 10,389.75 × 10,389.75
  4. Step 4: Simplify right side
    6,234.50x = 107,946,905.06
  5. Step 5: Solve for x
    x = 107,946,905.06/6,234.50
  6. Step 6: Final answer
    x = 17,314.44

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Why These Related Problems?

These problems maintain the same ratio (1.67) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.