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Finding the Third Proportional to 20,703 and 29,926.50

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Solution

The third proportional to 20,703 and 29,926.50 is: 43,259.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,703 : 29,926.50 = 29,926.50 : x
  2. Step 2: Convert to fraction form
    20,703/29,926.50 = 29,926.50/x
  3. Step 3: Cross multiply
    20,703x = 29,926.50 × 29,926.50
  4. Step 4: Simplify right side
    20,703x = 895,595,402.25
  5. Step 5: Solve for x
    x = 895,595,402.25/20,703
  6. Step 6: Final answer
    x = 43,259.21

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Why These Related Problems?

These problems maintain the same ratio (1.45) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.