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Finding the Third Proportional to 18,117 and 25,960.50

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Solution

The third proportional to 18,117 and 25,960.50 is: 37,199.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,117 : 25,960.50 = 25,960.50 : x
  2. Step 2: Convert to fraction form
    18,117/25,960.50 = 25,960.50/x
  3. Step 3: Cross multiply
    18,117x = 25,960.50 × 25,960.50
  4. Step 4: Simplify right side
    18,117x = 673,947,560.25
  5. Step 5: Solve for x
    x = 673,947,560.25/18,117
  6. Step 6: Final answer
    x = 37,199.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.43) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.