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Finding the Third Proportional to 34,638 and 50,445

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Solution

The third proportional to 34,638 and 50,445 is: 73,465.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,638 : 50,445 = 50,445 : x
  2. Step 2: Convert to fraction form
    34,638/50,445 = 50,445/x
  3. Step 3: Cross multiply
    34,638x = 50,445 × 50,445
  4. Step 4: Simplify right side
    34,638x = 2,544,698,025
  5. Step 5: Solve for x
    x = 2,544,698,025/34,638
  6. Step 6: Final answer
    x = 73,465.50

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Why These Related Problems?

These problems maintain the same ratio (1.46) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.