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Finding the Third Proportional to 6,487.03 and 9,789.19

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Solution

The third proportional to 6,487.03 and 9,789.19 is: 14,772.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,487.03 : 9,789.19 = 9,789.19 : x
  2. Step 2: Convert to fraction form
    6,487.03/9,789.19 = 9,789.19/x
  3. Step 3: Cross multiply
    6,487.03x = 9,789.19 × 9,789.19
  4. Step 4: Simplify right side
    6,487.03x = 95,828,191.91
  5. Step 5: Solve for x
    x = 95,828,191.91/6,487.03
  6. Step 6: Final answer
    x = 14,772.27

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.