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Finding the Third Proportional to 1,546.17 and 3,422.67

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Solution

The third proportional to 1,546.17 and 3,422.67 is: 7,576.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,546.17 : 3,422.67 = 3,422.67 : x
  2. Step 2: Convert to fraction form
    1,546.17/3,422.67 = 3,422.67/x
  3. Step 3: Cross multiply
    1,546.17x = 3,422.67 × 3,422.67
  4. Step 4: Simplify right side
    1,546.17x = 11,714,682.76
  5. Step 5: Solve for x
    x = 11,714,682.76/1,546.17
  6. Step 6: Final answer
    x = 7,576.57

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Why These Related Problems?

These problems maintain the same ratio (2.21) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.