Finding the Fourth Proportional to 474,677.01, 655,371.42 and 281,146.95
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Solution
The fourth proportional to 474,677.01, 655,371.42 and 281,146.95 is: 388,170.63
Step by Step Solution
- Step 1: Write the proportion equation
474,677.01 : 655,371.42 = 281,146.95 : x - Step 2: Convert to fraction form
474,677.01/655,371.42 = 281,146.95/x - Step 3: Cross multiply
474,677.01x = 655,371.42 × 281,146.95 - Step 4: Simplify right side
474,677.01x = 184,255,675,850.17 - Step 5: Solve for x
x = 184,255,675,850.17/474,677.01 - Step 6: Final answer
x = 388,170.63
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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.