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Finding the Third Proportional to 10,746.75 and 16,428.75

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Solution

The third proportional to 10,746.75 and 16,428.75 is: 25,114.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,746.75 : 16,428.75 = 16,428.75 : x
  2. Step 2: Convert to fraction form
    10,746.75/16,428.75 = 16,428.75/x
  3. Step 3: Cross multiply
    10,746.75x = 16,428.75 × 16,428.75
  4. Step 4: Simplify right side
    10,746.75x = 269,903,826.56
  5. Step 5: Solve for x
    x = 269,903,826.56/10,746.75
  6. Step 6: Final answer
    x = 25,114.93

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Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.