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Finding the Third Proportional to 9,431.44 and 12,096.84

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Solution

The third proportional to 9,431.44 and 12,096.84 is: 15,515.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,431.44 : 12,096.84 = 12,096.84 : x
  2. Step 2: Convert to fraction form
    9,431.44/12,096.84 = 12,096.84/x
  3. Step 3: Cross multiply
    9,431.44x = 12,096.84 × 12,096.84
  4. Step 4: Simplify right side
    9,431.44x = 146,333,628.71
  5. Step 5: Solve for x
    x = 146,333,628.71/9,431.44
  6. Step 6: Final answer
    x = 15,515.52

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.28) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.