Finding the Third Proportional to 157,282.88 and 342,213.75
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Solution
The third proportional to 157,282.88 and 342,213.75 is: 744,583.61
Step by Step Solution
- Step 1: Write the proportion equation
157,282.88 : 342,213.75 = 342,213.75 : x - Step 2: Convert to fraction form
157,282.88/342,213.75 = 342,213.75/x - Step 3: Cross multiply
157,282.88x = 342,213.75 × 342,213.75 - Step 4: Simplify right side
157,282.88x = 117,110,250,689.06 - Step 5: Solve for x
x = 117,110,250,689.06/157,282.88 - Step 6: Final answer
x = 744,583.61
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Why These Related Problems?
These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.