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Finding the Third Proportional to 7,984 and 9,460

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Solution

The third proportional to 7,984 and 9,460 is: 11,208.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,984 : 9,460 = 9,460 : x
  2. Step 2: Convert to fraction form
    7,984/9,460 = 9,460/x
  3. Step 3: Cross multiply
    7,984x = 9,460 × 9,460
  4. Step 4: Simplify right side
    7,984x = 89,491,600
  5. Step 5: Solve for x
    x = 89,491,600/7,984
  6. Step 6: Final answer
    x = 11,208.87

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.