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Finding the Third Proportional to 3,465 and 5,505

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Solution

The third proportional to 3,465 and 5,505 is: 8,746.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,465 : 5,505 = 5,505 : x
  2. Step 2: Convert to fraction form
    3,465/5,505 = 5,505/x
  3. Step 3: Cross multiply
    3,465x = 5,505 × 5,505
  4. Step 4: Simplify right side
    3,465x = 30,305,025
  5. Step 5: Solve for x
    x = 30,305,025/3,465
  6. Step 6: Final answer
    x = 8,746.04

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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.