Finding the Fourth Proportional to 335,542.24, 503,214.48 and 98,879.68
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Solution
The fourth proportional to 335,542.24, 503,214.48 and 98,879.68 is: 148,290.38
Step by Step Solution
- Step 1: Write the proportion equation
335,542.24 : 503,214.48 = 98,879.68 : x - Step 2: Convert to fraction form
335,542.24/503,214.48 = 98,879.68/x - Step 3: Cross multiply
335,542.24x = 503,214.48 × 98,879.68 - Step 4: Simplify right side
335,542.24x = 49,757,686,753.77 - Step 5: Solve for x
x = 49,757,686,753.77/335,542.24 - Step 6: Final answer
x = 148,290.38
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.