Finding the Third Proportional to 79,436 and 116,722
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Solution
The third proportional to 79,436 and 116,722 is: 171,509.46
Step by Step Solution
- Step 1: Write the proportion equation
79,436 : 116,722 = 116,722 : x - Step 2: Convert to fraction form
79,436/116,722 = 116,722/x - Step 3: Cross multiply
79,436x = 116,722 × 116,722 - Step 4: Simplify right side
79,436x = 13,624,025,284 - Step 5: Solve for x
x = 13,624,025,284/79,436 - Step 6: Final answer
x = 171,509.46
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Why These Related Problems?
These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.