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Finding the Third Proportional to 13,868.50 and 30,329

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Solution

The third proportional to 13,868.50 and 30,329 is: 66,326.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,868.50 : 30,329 = 30,329 : x
  2. Step 2: Convert to fraction form
    13,868.50/30,329 = 30,329/x
  3. Step 3: Cross multiply
    13,868.50x = 30,329 × 30,329
  4. Step 4: Simplify right side
    13,868.50x = 919,848,241
  5. Step 5: Solve for x
    x = 919,848,241/13,868.50
  6. Step 6: Final answer
    x = 66,326.44

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.