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Finding the Third Proportional to 4,094 and 5,557

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Solution

The third proportional to 4,094 and 5,557 is: 7,542.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,094 : 5,557 = 5,557 : x
  2. Step 2: Convert to fraction form
    4,094/5,557 = 5,557/x
  3. Step 3: Cross multiply
    4,094x = 5,557 × 5,557
  4. Step 4: Simplify right side
    4,094x = 30,880,249
  5. Step 5: Solve for x
    x = 30,880,249/4,094
  6. Step 6: Final answer
    x = 7,542.81

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Why These Related Problems?

These problems maintain the same ratio (1.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.