Finding the Fourth Proportional to 605,361.12, 835,404 and 333,430.02
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Solution
The fourth proportional to 605,361.12, 835,404 and 333,430.02 is: 460,136.54
Step by Step Solution
- Step 1: Write the proportion equation
605,361.12 : 835,404 = 333,430.02 : x - Step 2: Convert to fraction form
605,361.12/835,404 = 333,430.02/x - Step 3: Cross multiply
605,361.12x = 835,404 × 333,430.02 - Step 4: Simplify right side
605,361.12x = 278,548,772,428.08 - Step 5: Solve for x
x = 278,548,772,428.08/605,361.12 - Step 6: Final answer
x = 460,136.54
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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.