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Finding the Third Proportional to 220,816.50 and 350,232

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Solution

The third proportional to 220,816.50 and 350,232 is: 555,494.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,816.50 : 350,232 = 350,232 : x
  2. Step 2: Convert to fraction form
    220,816.50/350,232 = 350,232/x
  3. Step 3: Cross multiply
    220,816.50x = 350,232 × 350,232
  4. Step 4: Simplify right side
    220,816.50x = 122,662,453,824
  5. Step 5: Solve for x
    x = 122,662,453,824/220,816.50
  6. Step 6: Final answer
    x = 555,494.96

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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.