Finding the Fourth Proportional to 624,492.82, 861,766.99 and 366,334.08
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Solution
The fourth proportional to 624,492.82, 861,766.99 and 366,334.08 is: 505,521.61
Step by Step Solution
- Step 1: Write the proportion equation
624,492.82 : 861,766.99 = 366,334.08 : x - Step 2: Convert to fraction form
624,492.82/861,766.99 = 366,334.08/x - Step 3: Cross multiply
624,492.82x = 861,766.99 × 366,334.08 - Step 4: Simplify right side
624,492.82x = 315,694,617,456.02 - Step 5: Solve for x
x = 315,694,617,456.02/624,492.82 - Step 6: Final answer
x = 505,521.61
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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.