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Finding the Third Proportional to 6,985 and 15,266

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Solution

The third proportional to 6,985 and 15,266 is: 33,364.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,985 : 15,266 = 15,266 : x
  2. Step 2: Convert to fraction form
    6,985/15,266 = 15,266/x
  3. Step 3: Cross multiply
    6,985x = 15,266 × 15,266
  4. Step 4: Simplify right side
    6,985x = 233,050,756
  5. Step 5: Solve for x
    x = 233,050,756/6,985
  6. Step 6: Final answer
    x = 33,364.46

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.