Finding the Fourth Proportional to 613,724.27, 846,922.35 and 341,792.09
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Solution
The fourth proportional to 613,724.27, 846,922.35 and 341,792.09 is: 471,663.54
Step by Step Solution
- Step 1: Write the proportion equation
613,724.27 : 846,922.35 = 341,792.09 : x - Step 2: Convert to fraction form
613,724.27/846,922.35 = 341,792.09/x - Step 3: Cross multiply
613,724.27x = 846,922.35 × 341,792.09 - Step 4: Simplify right side
613,724.27x = 289,471,360,074.21 - Step 5: Solve for x
x = 289,471,360,074.21/613,724.27 - Step 6: Final answer
x = 471,663.54
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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.