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Finding the Third Proportional to 6,705 and 15,779

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Solution

The third proportional to 6,705 and 15,779 is: 37,133.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,705 : 15,779 = 15,779 : x
  2. Step 2: Convert to fraction form
    6,705/15,779 = 15,779/x
  3. Step 3: Cross multiply
    6,705x = 15,779 × 15,779
  4. Step 4: Simplify right side
    6,705x = 248,976,841
  5. Step 5: Solve for x
    x = 248,976,841/6,705
  6. Step 6: Final answer
    x = 37,133.01

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Why These Related Problems?

These problems maintain the same ratio (2.35) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.