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Finding the Third Proportional to 7,731 and 13,336.50

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Solution

The third proportional to 7,731 and 13,336.50 is: 23,006.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,731 : 13,336.50 = 13,336.50 : x
  2. Step 2: Convert to fraction form
    7,731/13,336.50 = 13,336.50/x
  3. Step 3: Cross multiply
    7,731x = 13,336.50 × 13,336.50
  4. Step 4: Simplify right side
    7,731x = 177,862,232.25
  5. Step 5: Solve for x
    x = 177,862,232.25/7,731
  6. Step 6: Final answer
    x = 23,006.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.73) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.