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Finding the Third Proportional to 3,398.06 and 5,406.19

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Solution

The third proportional to 3,398.06 and 5,406.19 is: 8,601.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,398.06 : 5,406.19 = 5,406.19 : x
  2. Step 2: Convert to fraction form
    3,398.06/5,406.19 = 5,406.19/x
  3. Step 3: Cross multiply
    3,398.06x = 5,406.19 × 5,406.19
  4. Step 4: Simplify right side
    3,398.06x = 29,226,863.29
  5. Step 5: Solve for x
    x = 29,226,863.29/3,398.06
  6. Step 6: Final answer
    x = 8,601.04

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Why These Related Problems?

These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.