Finding the Fourth Proportional to 303,121.01, 418,297.35 and 167,160.68
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Solution
The fourth proportional to 303,121.01, 418,297.35 and 167,160.68 is: 230,676.42
Step by Step Solution
- Step 1: Write the proportion equation
303,121.01 : 418,297.35 = 167,160.68 : x - Step 2: Convert to fraction form
303,121.01/418,297.35 = 167,160.68/x - Step 3: Cross multiply
303,121.01x = 418,297.35 × 167,160.68 - Step 4: Simplify right side
303,121.01x = 69,922,867,376.71 - Step 5: Solve for x
x = 69,922,867,376.71/303,121.01 - Step 6: Final answer
x = 230,676.42
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.