Finding the Fourth Proportional to 461,617.24, 637,138.08 and 270,692.14
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Solution
The fourth proportional to 461,617.24, 637,138.08 and 270,692.14 is: 373,617.48
Step by Step Solution
- Step 1: Write the proportion equation
461,617.24 : 637,138.08 = 270,692.14 : x - Step 2: Convert to fraction form
461,617.24/637,138.08 = 270,692.14/x - Step 3: Cross multiply
461,617.24x = 637,138.08 × 270,692.14 - Step 4: Simplify right side
461,617.24x = 172,468,270,350.69 - Step 5: Solve for x
x = 172,468,270,350.69/461,617.24 - Step 6: Final answer
x = 373,617.48
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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.