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Finding the Third Proportional to 5,118 and 13,545.75

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Solution

The third proportional to 5,118 and 13,545.75 is: 35,851.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,118 : 13,545.75 = 13,545.75 : x
  2. Step 2: Convert to fraction form
    5,118/13,545.75 = 13,545.75/x
  3. Step 3: Cross multiply
    5,118x = 13,545.75 × 13,545.75
  4. Step 4: Simplify right side
    5,118x = 183,487,343.06
  5. Step 5: Solve for x
    x = 183,487,343.06/5,118
  6. Step 6: Final answer
    x = 35,851.38

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Why These Related Problems?

These problems maintain the same ratio (2.65) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.