Finding the Fourth Proportional to 424,761.42, 637,252.47 and 158,523.96
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Solution
The fourth proportional to 424,761.42, 637,252.47 and 158,523.96 is: 237,827.12
Step by Step Solution
- Step 1: Write the proportion equation
424,761.42 : 637,252.47 = 158,523.96 : x - Step 2: Convert to fraction form
424,761.42/637,252.47 = 158,523.96/x - Step 3: Cross multiply
424,761.42x = 637,252.47 × 158,523.96 - Step 4: Simplify right side
424,761.42x = 101,019,785,064.18 - Step 5: Solve for x
x = 101,019,785,064.18/424,761.42 - Step 6: Final answer
x = 237,827.12
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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.