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Finding the Third Proportional to 13,299 and 19,462.50

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Solution

The third proportional to 13,299 and 19,462.50 is: 28,482.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,299 : 19,462.50 = 19,462.50 : x
  2. Step 2: Convert to fraction form
    13,299/19,462.50 = 19,462.50/x
  3. Step 3: Cross multiply
    13,299x = 19,462.50 × 19,462.50
  4. Step 4: Simplify right side
    13,299x = 378,788,906.25
  5. Step 5: Solve for x
    x = 378,788,906.25/13,299
  6. Step 6: Final answer
    x = 28,482.51

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Why These Related Problems?

These problems maintain the same ratio (1.46) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.