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Finding the Third Proportional to 7,911 and 16,049

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Solution

The third proportional to 7,911 and 16,049 is: 32,558.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,911 : 16,049 = 16,049 : x
  2. Step 2: Convert to fraction form
    7,911/16,049 = 16,049/x
  3. Step 3: Cross multiply
    7,911x = 16,049 × 16,049
  4. Step 4: Simplify right side
    7,911x = 257,570,401
  5. Step 5: Solve for x
    x = 257,570,401/7,911
  6. Step 6: Final answer
    x = 32,558.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.03) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.