Finding the Fourth Proportional to 424,361.28, 585,605.16 and 233,374.08
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Solution
The fourth proportional to 424,361.28, 585,605.16 and 233,374.08 is: 322,048.86
Step by Step Solution
- Step 1: Write the proportion equation
424,361.28 : 585,605.16 = 233,374.08 : x - Step 2: Convert to fraction form
424,361.28/585,605.16 = 233,374.08/x - Step 3: Cross multiply
424,361.28x = 585,605.16 × 233,374.08 - Step 4: Simplify right side
424,361.28x = 136,665,065,458.25 - Step 5: Solve for x
x = 136,665,065,458.25/424,361.28 - Step 6: Final answer
x = 322,048.86
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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.