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Finding the Third Proportional to 105,361.50 and 228,219

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Solution

The third proportional to 105,361.50 and 228,219 is: 494,335.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,361.50 : 228,219 = 228,219 : x
  2. Step 2: Convert to fraction form
    105,361.50/228,219 = 228,219/x
  3. Step 3: Cross multiply
    105,361.50x = 228,219 × 228,219
  4. Step 4: Simplify right side
    105,361.50x = 52,083,911,961
  5. Step 5: Solve for x
    x = 52,083,911,961/105,361.50
  6. Step 6: Final answer
    x = 494,335.33

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.