Finding the Fourth Proportional to 569,690.72, 854,651.35 and 254,147.63
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Solution
The fourth proportional to 569,690.72, 854,651.35 and 254,147.63 is: 381,272.86
Step by Step Solution
- Step 1: Write the proportion equation
569,690.72 : 854,651.35 = 254,147.63 : x - Step 2: Convert to fraction form
569,690.72/854,651.35 = 254,147.63/x - Step 3: Cross multiply
569,690.72x = 854,651.35 × 254,147.63 - Step 4: Simplify right side
569,690.72x = 217,207,611,123.23 - Step 5: Solve for x
x = 217,207,611,123.23/569,690.72 - Step 6: Final answer
x = 381,272.86
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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.