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Finding the Third Proportional to 5,989.50 and 13,015.13

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Solution

The third proportional to 5,989.50 and 13,015.13 is: 28,281.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,989.50 : 13,015.13 = 13,015.13 : x
  2. Step 2: Convert to fraction form
    5,989.50/13,015.13 = 13,015.13/x
  3. Step 3: Cross multiply
    5,989.50x = 13,015.13 × 13,015.13
  4. Step 4: Simplify right side
    5,989.50x = 169,393,478.77
  5. Step 5: Solve for x
    x = 169,393,478.77/5,989.50
  6. Step 6: Final answer
    x = 28,281.74

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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.