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Finding the Third Proportional to 19,203.75 and 27,658.13

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Solution

The third proportional to 19,203.75 and 27,658.13 is: 39,834.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,203.75 : 27,658.13 = 27,658.13 : x
  2. Step 2: Convert to fraction form
    19,203.75/27,658.13 = 27,658.13/x
  3. Step 3: Cross multiply
    19,203.75x = 27,658.13 × 27,658.13
  4. Step 4: Simplify right side
    19,203.75x = 764,971,878.52
  5. Step 5: Solve for x
    x = 764,971,878.52/19,203.75
  6. Step 6: Final answer
    x = 39,834.51

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Why These Related Problems?

These problems maintain the same ratio (1.44) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.