Finding the Third Proportional to 178,582.22 and 369,489.09
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Solution
The third proportional to 178,582.22 and 369,489.09 is: 764,478.07
Step by Step Solution
- Step 1: Write the proportion equation
178,582.22 : 369,489.09 = 369,489.09 : x - Step 2: Convert to fraction form
178,582.22/369,489.09 = 369,489.09/x - Step 3: Cross multiply
178,582.22x = 369,489.09 × 369,489.09 - Step 4: Simplify right side
178,582.22x = 136,522,190,400.20 - Step 5: Solve for x
x = 136,522,190,400.20/178,582.22 - Step 6: Final answer
x = 764,478.07
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Why These Related Problems?
These problems maintain the same ratio (2.07) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.