Finding the Third Proportional to 872 and 926
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Solution
The third proportional to 872 and 926 is: 983.34
Step by Step Solution
- Step 1: Write the proportion equation
872 : 926 = 926 : x - Step 2: Convert to fraction form
872/926 = 926/x - Step 3: Cross multiply
872x = 926 × 926 - Step 4: Simplify right side
872x = 857,476 - Step 5: Solve for x
x = 857,476/872 - Step 6: Final answer
x = 983.34
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Why These Related Problems?
These problems maintain the same ratio (1.06) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.