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Finding the Third Proportional to 103,467 and 220,684.50

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Solution

The third proportional to 103,467 and 220,684.50 is: 470,697.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,467 : 220,684.50 = 220,684.50 : x
  2. Step 2: Convert to fraction form
    103,467/220,684.50 = 220,684.50/x
  3. Step 3: Cross multiply
    103,467x = 220,684.50 × 220,684.50
  4. Step 4: Simplify right side
    103,467x = 48,701,648,540.25
  5. Step 5: Solve for x
    x = 48,701,648,540.25/103,467
  6. Step 6: Final answer
    x = 470,697.41

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Why These Related Problems?

These problems maintain the same ratio (2.13) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.