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Finding the Third Proportional to 8,045 and 12,795.50

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Solution

The third proportional to 8,045 and 12,795.50 is: 20,351.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,045 : 12,795.50 = 12,795.50 : x
  2. Step 2: Convert to fraction form
    8,045/12,795.50 = 12,795.50/x
  3. Step 3: Cross multiply
    8,045x = 12,795.50 × 12,795.50
  4. Step 4: Simplify right side
    8,045x = 163,724,820.25
  5. Step 5: Solve for x
    x = 163,724,820.25/8,045
  6. Step 6: Final answer
    x = 20,351.13

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Why These Related Problems?

These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.