Finding the Fourth Proportional to 358,058.08, 494,110.29 and 196,913.11
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Solution
The fourth proportional to 358,058.08, 494,110.29 and 196,913.11 is: 271,734.67
Step by Step Solution
- Step 1: Write the proportion equation
358,058.08 : 494,110.29 = 196,913.11 : x - Step 2: Convert to fraction form
358,058.08/494,110.29 = 196,913.11/x - Step 3: Cross multiply
358,058.08x = 494,110.29 × 196,913.11 - Step 4: Simplify right side
358,058.08x = 97,296,792,655.05 - Step 5: Solve for x
x = 97,296,792,655.05/358,058.08 - Step 6: Final answer
x = 271,734.67
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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.