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Finding the Third Proportional to 16,620 and 24,285.75

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Solution

The third proportional to 16,620 and 24,285.75 is: 35,487.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,620 : 24,285.75 = 24,285.75 : x
  2. Step 2: Convert to fraction form
    16,620/24,285.75 = 24,285.75/x
  3. Step 3: Cross multiply
    16,620x = 24,285.75 × 24,285.75
  4. Step 4: Simplify right side
    16,620x = 589,797,653.06
  5. Step 5: Solve for x
    x = 589,797,653.06/16,620
  6. Step 6: Final answer
    x = 35,487.22

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Why These Related Problems?

These problems maintain the same ratio (1.46) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.