Finding the Fourth Proportional to 303,514.13, 418,828.01 and 167,526.26
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Solution
The fourth proportional to 303,514.13, 418,828.01 and 167,526.26 is: 231,174.37
Step by Step Solution
- Step 1: Write the proportion equation
303,514.13 : 418,828.01 = 167,526.26 : x - Step 2: Convert to fraction form
303,514.13/418,828.01 = 167,526.26/x - Step 3: Cross multiply
303,514.13x = 418,828.01 × 167,526.26 - Step 4: Simplify right side
303,514.13x = 70,164,687,166.77 - Step 5: Solve for x
x = 70,164,687,166.77/303,514.13 - Step 6: Final answer
x = 231,174.37
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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.