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Finding the Third Proportional to 8,030.39 and 17,439.05

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Solution

The third proportional to 8,030.39 and 17,439.05 is: 37,871.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,030.39 : 17,439.05 = 17,439.05 : x
  2. Step 2: Convert to fraction form
    8,030.39/17,439.05 = 17,439.05/x
  3. Step 3: Cross multiply
    8,030.39x = 17,439.05 × 17,439.05
  4. Step 4: Simplify right side
    8,030.39x = 304,120,355.91
  5. Step 5: Solve for x
    x = 304,120,355.91/8,030.39
  6. Step 6: Final answer
    x = 37,871.18

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.