Finding the Fourth Proportional to 863,718.74, 1,192,314.05 and 557,944.19
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Solution
The fourth proportional to 863,718.74, 1,192,314.05 and 557,944.19 is: 770,209.87
Step by Step Solution
- Step 1: Write the proportion equation
863,718.74 : 1,192,314.05 = 557,944.19 : x - Step 2: Convert to fraction form
863,718.74/1,192,314.05 = 557,944.19/x - Step 3: Cross multiply
863,718.74x = 1,192,314.05 × 557,944.19 - Step 4: Simplify right side
863,718.74x = 665,244,694,665.05 - Step 5: Solve for x
x = 665,244,694,665.05/863,718.74 - Step 6: Final answer
x = 770,209.87
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.