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Finding the Third Proportional to 20,175.75 and 29,614.50

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Solution

The third proportional to 20,175.75 and 29,614.50 is: 43,468.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,175.75 : 29,614.50 = 29,614.50 : x
  2. Step 2: Convert to fraction form
    20,175.75/29,614.50 = 29,614.50/x
  3. Step 3: Cross multiply
    20,175.75x = 29,614.50 × 29,614.50
  4. Step 4: Simplify right side
    20,175.75x = 877,018,610.25
  5. Step 5: Solve for x
    x = 877,018,610.25/20,175.75
  6. Step 6: Final answer
    x = 43,468.95

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.