Finding the Fourth Proportional to 1,331,599.91, 1,837,616.22 and 719,751.42
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Solution
The fourth proportional to 1,331,599.91, 1,837,616.22 and 719,751.42 is: 993,261.47
Step by Step Solution
- Step 1: Write the proportion equation
1,331,599.91 : 1,837,616.22 = 719,751.42 : x - Step 2: Convert to fraction form
1,331,599.91/1,837,616.22 = 719,751.42/x - Step 3: Cross multiply
1,331,599.91x = 1,837,616.22 × 719,751.42 - Step 4: Simplify right side
1,331,599.91x = 1,322,626,883,760.03 - Step 5: Solve for x
x = 1,322,626,883,760.03/1,331,599.91 - Step 6: Final answer
x = 993,261.47
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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.