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Finding the Third Proportional to 4,062.02 and 8,856.21

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Solution

The third proportional to 4,062.02 and 8,856.21 is: 19,308.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,062.02 : 8,856.21 = 8,856.21 : x
  2. Step 2: Convert to fraction form
    4,062.02/8,856.21 = 8,856.21/x
  3. Step 3: Cross multiply
    4,062.02x = 8,856.21 × 8,856.21
  4. Step 4: Simplify right side
    4,062.02x = 78,432,472.17
  5. Step 5: Solve for x
    x = 78,432,472.17/4,062.02
  6. Step 6: Final answer
    x = 19,308.72

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.