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Finding the Third Proportional to 5,445 and 7,569

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Solution

The third proportional to 5,445 and 7,569 is: 10,521.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,445 : 7,569 = 7,569 : x
  2. Step 2: Convert to fraction form
    5,445/7,569 = 7,569/x
  3. Step 3: Cross multiply
    5,445x = 7,569 × 7,569
  4. Step 4: Simplify right side
    5,445x = 57,289,761
  5. Step 5: Solve for x
    x = 57,289,761/5,445
  6. Step 6: Final answer
    x = 10,521.54

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Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.