Finding the Fourth Proportional to 588,942.72, 811,770.48 and 416,638.08
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Solution
The fourth proportional to 588,942.72, 811,770.48 and 416,638.08 is: 574,274.00
Step by Step Solution
- Step 1: Write the proportion equation
588,942.72 : 811,770.48 = 416,638.08 : x - Step 2: Convert to fraction form
588,942.72/811,770.48 = 416,638.08/x - Step 3: Cross multiply
588,942.72x = 811,770.48 × 416,638.08 - Step 4: Simplify right side
588,942.72x = 338,214,494,187.88 - Step 5: Solve for x
x = 338,214,494,187.88/588,942.72 - Step 6: Final answer
x = 574,274.00
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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.