Finding the Fourth Proportional to 292,544.62, 403,711.58 and 158,408.62
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Solution
The fourth proportional to 292,544.62, 403,711.58 and 158,408.62 is: 218,603.90
Step by Step Solution
- Step 1: Write the proportion equation
292,544.62 : 403,711.58 = 158,408.62 : x - Step 2: Convert to fraction form
292,544.62/403,711.58 = 158,408.62/x - Step 3: Cross multiply
292,544.62x = 403,711.58 × 158,408.62 - Step 4: Simplify right side
292,544.62x = 63,951,394,265.82 - Step 5: Solve for x
x = 63,951,394,265.82/292,544.62 - Step 6: Final answer
x = 218,603.90
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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.