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Finding the Third Proportional to 5,928 and 8,425.50

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Solution

The third proportional to 5,928 and 8,425.50 is: 11,975.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,928 : 8,425.50 = 8,425.50 : x
  2. Step 2: Convert to fraction form
    5,928/8,425.50 = 8,425.50/x
  3. Step 3: Cross multiply
    5,928x = 8,425.50 × 8,425.50
  4. Step 4: Simplify right side
    5,928x = 70,989,050.25
  5. Step 5: Solve for x
    x = 70,989,050.25/5,928
  6. Step 6: Final answer
    x = 11,975.21

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Why These Related Problems?

These problems maintain the same ratio (1.42) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.