Finding the Fourth Proportional to 303,552.44, 418,916.38 and 167,605.68
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Solution
The fourth proportional to 303,552.44, 418,916.38 and 167,605.68 is: 231,303.58
Step by Step Solution
- Step 1: Write the proportion equation
303,552.44 : 418,916.38 = 167,605.68 : x - Step 2: Convert to fraction form
303,552.44/418,916.38 = 167,605.68/x - Step 3: Cross multiply
303,552.44x = 418,916.38 × 167,605.68 - Step 4: Simplify right side
303,552.44x = 70,212,764,733.04 - Step 5: Solve for x
x = 70,212,764,733.04/303,552.44 - Step 6: Final answer
x = 231,303.58
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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.