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Finding the Third Proportional to 4,568.91 and 6,887.11

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Solution

The third proportional to 4,568.91 and 6,887.11 is: 10,381.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,568.91 : 6,887.11 = 6,887.11 : x
  2. Step 2: Convert to fraction form
    4,568.91/6,887.11 = 6,887.11/x
  3. Step 3: Cross multiply
    4,568.91x = 6,887.11 × 6,887.11
  4. Step 4: Simplify right side
    4,568.91x = 47,432,275.54
  5. Step 5: Solve for x
    x = 47,432,275.54/4,568.91
  6. Step 6: Final answer
    x = 10,381.54

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.