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Finding the Third Proportional to 9,520 and 19,952

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Solution

The third proportional to 9,520 and 19,952 is: 41,815.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,520 : 19,952 = 19,952 : x
  2. Step 2: Convert to fraction form
    9,520/19,952 = 19,952/x
  3. Step 3: Cross multiply
    9,520x = 19,952 × 19,952
  4. Step 4: Simplify right side
    9,520x = 398,082,304
  5. Step 5: Solve for x
    x = 398,082,304/9,520
  6. Step 6: Final answer
    x = 41,815.37

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Why These Related Problems?

These problems maintain the same ratio (2.10) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.