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Finding the Third Proportional to 14,056 and 19,884

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Solution

The third proportional to 14,056 and 19,884 is: 28,128.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,056 : 19,884 = 19,884 : x
  2. Step 2: Convert to fraction form
    14,056/19,884 = 19,884/x
  3. Step 3: Cross multiply
    14,056x = 19,884 × 19,884
  4. Step 4: Simplify right side
    14,056x = 395,373,456
  5. Step 5: Solve for x
    x = 395,373,456/14,056
  6. Step 6: Final answer
    x = 28,128.45

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Why These Related Problems?

These problems maintain the same ratio (1.41) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.