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Finding the Third Proportional to 16,484 and 38,896

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Solution

The third proportional to 16,484 and 38,896 is: 91,779.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,484 : 38,896 = 38,896 : x
  2. Step 2: Convert to fraction form
    16,484/38,896 = 38,896/x
  3. Step 3: Cross multiply
    16,484x = 38,896 × 38,896
  4. Step 4: Simplify right side
    16,484x = 1,512,898,816
  5. Step 5: Solve for x
    x = 1,512,898,816/16,484
  6. Step 6: Final answer
    x = 91,779.84

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Why These Related Problems?

These problems maintain the same ratio (2.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.