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Finding the Third Proportional to 5,445 and 9,834

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Solution

The third proportional to 5,445 and 9,834 is: 17,760.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,445 : 9,834 = 9,834 : x
  2. Step 2: Convert to fraction form
    5,445/9,834 = 9,834/x
  3. Step 3: Cross multiply
    5,445x = 9,834 × 9,834
  4. Step 4: Simplify right side
    5,445x = 96,707,556
  5. Step 5: Solve for x
    x = 96,707,556/5,445
  6. Step 6: Final answer
    x = 17,760.80

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Why These Related Problems?

These problems maintain the same ratio (1.81) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.