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Finding the Third Proportional to 7,141.50 and 14,823

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Solution

The third proportional to 7,141.50 and 14,823 is: 30,766.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,141.50 : 14,823 = 14,823 : x
  2. Step 2: Convert to fraction form
    7,141.50/14,823 = 14,823/x
  3. Step 3: Cross multiply
    7,141.50x = 14,823 × 14,823
  4. Step 4: Simplify right side
    7,141.50x = 219,721,329
  5. Step 5: Solve for x
    x = 219,721,329/7,141.50
  6. Step 6: Final answer
    x = 30,766.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.08) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.