Finding the Fourth Proportional to 794,391.55, 1,096,237.03 and 431,806.09
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Solution
The fourth proportional to 794,391.55, 1,096,237.03 and 431,806.09 is: 595,879.73
Step by Step Solution
- Step 1: Write the proportion equation
794,391.55 : 1,096,237.03 = 431,806.09 : x - Step 2: Convert to fraction form
794,391.55/1,096,237.03 = 431,806.09/x - Step 3: Cross multiply
794,391.55x = 1,096,237.03 × 431,806.09 - Step 4: Simplify right side
794,391.55x = 473,361,825,637.51 - Step 5: Solve for x
x = 473,361,825,637.51/794,391.55 - Step 6: Final answer
x = 595,879.73
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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.