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Finding the Third Proportional to 9,434 and 19,174

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Solution

The third proportional to 9,434 and 19,174 is: 38,969.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,434 : 19,174 = 19,174 : x
  2. Step 2: Convert to fraction form
    9,434/19,174 = 19,174/x
  3. Step 3: Cross multiply
    9,434x = 19,174 × 19,174
  4. Step 4: Simplify right side
    9,434x = 367,642,276
  5. Step 5: Solve for x
    x = 367,642,276/9,434
  6. Step 6: Final answer
    x = 38,969.93

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Why These Related Problems?

These problems maintain the same ratio (2.03) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.