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Finding the Third Proportional to 5,786.44 and 7,681.08

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Solution

The third proportional to 5,786.44 and 7,681.08 is: 10,196.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,786.44 : 7,681.08 = 7,681.08 : x
  2. Step 2: Convert to fraction form
    5,786.44/7,681.08 = 7,681.08/x
  3. Step 3: Cross multiply
    5,786.44x = 7,681.08 × 7,681.08
  4. Step 4: Simplify right side
    5,786.44x = 58,998,961.16
  5. Step 5: Solve for x
    x = 58,998,961.16/5,786.44
  6. Step 6: Final answer
    x = 10,196.08

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Why These Related Problems?

These problems maintain the same ratio (1.33) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.