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Finding the Third Proportional to 13,468.50 and 29,311

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Solution

The third proportional to 13,468.50 and 29,311 is: 63,788.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,468.50 : 29,311 = 29,311 : x
  2. Step 2: Convert to fraction form
    13,468.50/29,311 = 29,311/x
  3. Step 3: Cross multiply
    13,468.50x = 29,311 × 29,311
  4. Step 4: Simplify right side
    13,468.50x = 859,134,721
  5. Step 5: Solve for x
    x = 859,134,721/13,468.50
  6. Step 6: Final answer
    x = 63,788.45

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.