Finding the Fourth Proportional to 707,586.40, 1,061,519.68 and 202,151.68
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Solution
The fourth proportional to 707,586.40, 1,061,519.68 and 202,151.68 is: 303,267.54
Step by Step Solution
- Step 1: Write the proportion equation
707,586.40 : 1,061,519.68 = 202,151.68 : x - Step 2: Convert to fraction form
707,586.40/1,061,519.68 = 202,151.68/x - Step 3: Cross multiply
707,586.40x = 1,061,519.68 × 202,151.68 - Step 4: Simplify right side
707,586.40x = 214,587,986,665.06 - Step 5: Solve for x
x = 214,587,986,665.06/707,586.40 - Step 6: Final answer
x = 303,267.54
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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.