Finding the Fourth Proportional to 424,129.08, 585,302.34 and 230,537.67
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Solution
The fourth proportional to 424,129.08, 585,302.34 and 230,537.67 is: 318,144.27
Step by Step Solution
- Step 1: Write the proportion equation
424,129.08 : 585,302.34 = 230,537.67 : x - Step 2: Convert to fraction form
424,129.08/585,302.34 = 230,537.67/x - Step 3: Cross multiply
424,129.08x = 585,302.34 × 230,537.67 - Step 4: Simplify right side
424,129.08x = 134,934,237,709.15 - Step 5: Solve for x
x = 134,934,237,709.15/424,129.08 - Step 6: Final answer
x = 318,144.27
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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.