Finding the Third Proportional to 31,906 and 70,244
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Solution
The third proportional to 31,906 and 70,244 is: 154,648.64
Step by Step Solution
- Step 1: Write the proportion equation
31,906 : 70,244 = 70,244 : x - Step 2: Convert to fraction form
31,906/70,244 = 70,244/x - Step 3: Cross multiply
31,906x = 70,244 × 70,244 - Step 4: Simplify right side
31,906x = 4,934,219,536 - Step 5: Solve for x
x = 4,934,219,536/31,906 - Step 6: Final answer
x = 154,648.64
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Why These Related Problems?
These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.