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Finding the Third Proportional to 1,485 and 3,064

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Solution

The third proportional to 1,485 and 3,064 is: 6,321.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,485 : 3,064 = 3,064 : x
  2. Step 2: Convert to fraction form
    1,485/3,064 = 3,064/x
  3. Step 3: Cross multiply
    1,485x = 3,064 × 3,064
  4. Step 4: Simplify right side
    1,485x = 9,388,096
  5. Step 5: Solve for x
    x = 9,388,096/1,485
  6. Step 6: Final answer
    x = 6,321.95

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Why These Related Problems?

These problems maintain the same ratio (2.06) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.