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Finding the Third Proportional to 9,824 and 15,768

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Solution

The third proportional to 9,824 and 15,768 is: 25,308.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,824 : 15,768 = 15,768 : x
  2. Step 2: Convert to fraction form
    9,824/15,768 = 15,768/x
  3. Step 3: Cross multiply
    9,824x = 15,768 × 15,768
  4. Step 4: Simplify right side
    9,824x = 248,629,824
  5. Step 5: Solve for x
    x = 248,629,824/9,824
  6. Step 6: Final answer
    x = 25,308.41

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Why These Related Problems?

These problems maintain the same ratio (1.61) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.