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Finding the Third Proportional to 3,337 and 7,724.50

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Solution

The third proportional to 3,337 and 7,724.50 is: 17,880.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,337 : 7,724.50 = 7,724.50 : x
  2. Step 2: Convert to fraction form
    3,337/7,724.50 = 7,724.50/x
  3. Step 3: Cross multiply
    3,337x = 7,724.50 × 7,724.50
  4. Step 4: Simplify right side
    3,337x = 59,667,900.25
  5. Step 5: Solve for x
    x = 59,667,900.25/3,337
  6. Step 6: Final answer
    x = 17,880.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.31) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.