Finding the Fourth Proportional to 319,704.57, 441,033.08 and 223,110.99
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Solution
The fourth proportional to 319,704.57, 441,033.08 and 223,110.99 is: 307,782.04
Step by Step Solution
- Step 1: Write the proportion equation
319,704.57 : 441,033.08 = 223,110.99 : x - Step 2: Convert to fraction form
319,704.57/441,033.08 = 223,110.99/x - Step 3: Cross multiply
319,704.57x = 441,033.08 × 223,110.99 - Step 4: Simplify right side
319,704.57x = 98,399,325,985.99 - Step 5: Solve for x
x = 98,399,325,985.99/319,704.57 - Step 6: Final answer
x = 307,782.04
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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.