Finding the Fourth Proportional to 335,658.21, 503,561.30 and 146,148.99
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Solution
The fourth proportional to 335,658.21, 503,561.30 and 146,148.99 is: 219,255.70
Step by Step Solution
- Step 1: Write the proportion equation
335,658.21 : 503,561.30 = 146,148.99 : x - Step 2: Convert to fraction form
335,658.21/503,561.30 = 146,148.99/x - Step 3: Cross multiply
335,658.21x = 503,561.30 × 146,148.99 - Step 4: Simplify right side
335,658.21x = 73,594,975,398.09 - Step 5: Solve for x
x = 73,594,975,398.09/335,658.21 - Step 6: Final answer
x = 219,255.70
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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.