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Finding the Third Proportional to 5,281.50 and 8,073

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Solution

The third proportional to 5,281.50 and 8,073 is: 12,339.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,281.50 : 8,073 = 8,073 : x
  2. Step 2: Convert to fraction form
    5,281.50/8,073 = 8,073/x
  3. Step 3: Cross multiply
    5,281.50x = 8,073 × 8,073
  4. Step 4: Simplify right side
    5,281.50x = 65,173,329
  5. Step 5: Solve for x
    x = 65,173,329/5,281.50
  6. Step 6: Final answer
    x = 12,339.93

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Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.