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Finding the Third Proportional to 1,556 and 4,094

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Solution

The third proportional to 1,556 and 4,094 is: 10,771.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,556 : 4,094 = 4,094 : x
  2. Step 2: Convert to fraction form
    1,556/4,094 = 4,094/x
  3. Step 3: Cross multiply
    1,556x = 4,094 × 4,094
  4. Step 4: Simplify right side
    1,556x = 16,760,836
  5. Step 5: Solve for x
    x = 16,760,836/1,556
  6. Step 6: Final answer
    x = 10,771.75

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Why These Related Problems?

These problems maintain the same ratio (2.63) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.