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Finding the Third Proportional to 8,056 and 12,416

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Solution

The third proportional to 8,056 and 12,416 is: 19,135.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,056 : 12,416 = 12,416 : x
  2. Step 2: Convert to fraction form
    8,056/12,416 = 12,416/x
  3. Step 3: Cross multiply
    8,056x = 12,416 × 12,416
  4. Step 4: Simplify right side
    8,056x = 154,157,056
  5. Step 5: Solve for x
    x = 154,157,056/8,056
  6. Step 6: Final answer
    x = 19,135.68

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.