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Finding the Third Proportional to 10,704 and 18,816

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Solution

The third proportional to 10,704 and 18,816 is: 33,075.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,704 : 18,816 = 18,816 : x
  2. Step 2: Convert to fraction form
    10,704/18,816 = 18,816/x
  3. Step 3: Cross multiply
    10,704x = 18,816 × 18,816
  4. Step 4: Simplify right side
    10,704x = 354,041,856
  5. Step 5: Solve for x
    x = 354,041,856/10,704
  6. Step 6: Final answer
    x = 33,075.66

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.76) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.