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Finding the Third Proportional to 5,465 and 8,250

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Solution

The third proportional to 5,465 and 8,250 is: 12,454.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,465 : 8,250 = 8,250 : x
  2. Step 2: Convert to fraction form
    5,465/8,250 = 8,250/x
  3. Step 3: Cross multiply
    5,465x = 8,250 × 8,250
  4. Step 4: Simplify right side
    5,465x = 68,062,500
  5. Step 5: Solve for x
    x = 68,062,500/5,465
  6. Step 6: Final answer
    x = 12,454.25

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.