Finding the Fourth Proportional to 303,014.06, 418,162.36 and 167,053.44
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Solution
The fourth proportional to 303,014.06, 418,162.36 and 167,053.44 is: 230,535.38
Step by Step Solution
- Step 1: Write the proportion equation
303,014.06 : 418,162.36 = 167,053.44 : x - Step 2: Convert to fraction form
303,014.06/418,162.36 = 167,053.44/x - Step 3: Cross multiply
303,014.06x = 418,162.36 × 167,053.44 - Step 4: Simplify right side
303,014.06x = 69,855,460,716.52 - Step 5: Solve for x
x = 69,855,460,716.52/303,014.06 - Step 6: Final answer
x = 230,535.38
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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.