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Finding the Third Proportional to 5,914.13 and 12,916.69

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Solution

The third proportional to 5,914.13 and 12,916.69 is: 28,210.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,914.13 : 12,916.69 = 12,916.69 : x
  2. Step 2: Convert to fraction form
    5,914.13/12,916.69 = 12,916.69/x
  3. Step 3: Cross multiply
    5,914.13x = 12,916.69 × 12,916.69
  4. Step 4: Simplify right side
    5,914.13x = 166,840,815.97
  5. Step 5: Solve for x
    x = 166,840,815.97/5,914.13
  6. Step 6: Final answer
    x = 28,210.57

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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.