Finding the Third Proportional to 117,915.75 and 186,711.75
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Solution
The third proportional to 117,915.75 and 186,711.75 is: 295,645.64
Step by Step Solution
- Step 1: Write the proportion equation
117,915.75 : 186,711.75 = 186,711.75 : x - Step 2: Convert to fraction form
117,915.75/186,711.75 = 186,711.75/x - Step 3: Cross multiply
117,915.75x = 186,711.75 × 186,711.75 - Step 4: Simplify right side
117,915.75x = 34,861,277,588.06 - Step 5: Solve for x
x = 34,861,277,588.06/117,915.75 - Step 6: Final answer
x = 295,645.64
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Why These Related Problems?
These problems maintain the same ratio (1.58) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.