Finding the Fourth Proportional to 584,046.74, 806,156.88 and 342,381.62
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Solution
The fourth proportional to 584,046.74, 806,156.88 and 342,381.62 is: 472,587.69
Step by Step Solution
- Step 1: Write the proportion equation
584,046.74 : 806,156.88 = 342,381.62 : x - Step 2: Convert to fraction form
584,046.74/806,156.88 = 342,381.62/x - Step 3: Cross multiply
584,046.74x = 806,156.88 × 342,381.62 - Step 4: Simplify right side
584,046.74x = 276,013,299,859.73 - Step 5: Solve for x
x = 276,013,299,859.73/584,046.74 - Step 6: Final answer
x = 472,587.69
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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.