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Finding the Third Proportional to 10,331.30 and 15,514.03

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Solution

The third proportional to 10,331.30 and 15,514.03 is: 23,296.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,331.30 : 15,514.03 = 15,514.03 : x
  2. Step 2: Convert to fraction form
    10,331.30/15,514.03 = 15,514.03/x
  3. Step 3: Cross multiply
    10,331.30x = 15,514.03 × 15,514.03
  4. Step 4: Simplify right side
    10,331.30x = 240,685,165.63
  5. Step 5: Solve for x
    x = 240,685,165.63/10,331.30
  6. Step 6: Final answer
    x = 23,296.70

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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.