Finding the Third Proportional to 321 and 832
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Solution
The third proportional to 321 and 832 is: 2,156.46
Step by Step Solution
- Step 1: Write the proportion equation
321 : 832 = 832 : x - Step 2: Convert to fraction form
321/832 = 832/x - Step 3: Cross multiply
321x = 832 × 832 - Step 4: Simplify right side
321x = 692,224 - Step 5: Solve for x
x = 692,224/321 - Step 6: Final answer
x = 2,156.46
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Why These Related Problems?
These problems maintain the same ratio (2.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.