Finding the Fourth Proportional to 416,517.17, 624,799.99 and 117,021.11
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Solution
The fourth proportional to 416,517.17, 624,799.99 and 117,021.11 is: 175,538.48
Step by Step Solution
- Step 1: Write the proportion equation
416,517.17 : 624,799.99 = 117,021.11 : x - Step 2: Convert to fraction form
416,517.17/624,799.99 = 117,021.11/x - Step 3: Cross multiply
416,517.17x = 624,799.99 × 117,021.11 - Step 4: Simplify right side
416,517.17x = 73,114,789,627.24 - Step 5: Solve for x
x = 73,114,789,627.24/416,517.17 - Step 6: Final answer
x = 175,538.48
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.