Finding the Fourth Proportional to 821,888.58, 1,230,839.91 and 568,457.79
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Solution
The fourth proportional to 821,888.58, 1,230,839.91 and 568,457.79 is: 851,308.26
Step by Step Solution
- Step 1: Write the proportion equation
821,888.58 : 1,230,839.91 = 568,457.79 : x - Step 2: Convert to fraction form
821,888.58/1,230,839.91 = 568,457.79/x - Step 3: Cross multiply
821,888.58x = 1,230,839.91 × 568,457.79 - Step 4: Simplify right side
821,888.58x = 699,680,535,082.40 - Step 5: Solve for x
x = 699,680,535,082.40/821,888.58 - Step 6: Final answer
x = 851,308.26
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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.