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Finding the Third Proportional to 4,243.50 and 9,323.63

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Solution

The third proportional to 4,243.50 and 9,323.63 is: 20,485.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,243.50 : 9,323.63 = 9,323.63 : x
  2. Step 2: Convert to fraction form
    4,243.50/9,323.63 = 9,323.63/x
  3. Step 3: Cross multiply
    4,243.50x = 9,323.63 × 9,323.63
  4. Step 4: Simplify right side
    4,243.50x = 86,929,983.14
  5. Step 5: Solve for x
    x = 86,929,983.14/4,243.50
  6. Step 6: Final answer
    x = 20,485.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.