Finding the Fourth Proportional to 431,758.05, 595,827.41 and 238,161.09
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Solution
The fourth proportional to 431,758.05, 595,827.41 and 238,161.09 is: 328,663.02
Step by Step Solution
- Step 1: Write the proportion equation
431,758.05 : 595,827.41 = 238,161.09 : x - Step 2: Convert to fraction form
431,758.05/595,827.41 = 238,161.09/x - Step 3: Cross multiply
431,758.05x = 595,827.41 × 238,161.09 - Step 4: Simplify right side
431,758.05x = 141,902,904,226.67 - Step 5: Solve for x
x = 141,902,904,226.67/431,758.05 - Step 6: Final answer
x = 328,663.02
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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.