Finding the Fourth Proportional to 584,400.08, 806,410.67 and 339,336.95
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Solution
The fourth proportional to 584,400.08, 806,410.67 and 339,336.95 is: 468,249.31
Step by Step Solution
- Step 1: Write the proportion equation
584,400.08 : 806,410.67 = 339,336.95 : x - Step 2: Convert to fraction form
584,400.08/806,410.67 = 339,336.95/x - Step 3: Cross multiply
584,400.08x = 806,410.67 × 339,336.95 - Step 4: Simplify right side
584,400.08x = 273,644,933,385.29 - Step 5: Solve for x
x = 273,644,933,385.29/584,400.08 - Step 6: Final answer
x = 468,249.31
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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.