Finding the Fourth Proportional to 701,790.84, 1,052,233.56 and 275,369.75
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Solution
The fourth proportional to 701,790.84, 1,052,233.56 and 275,369.75 is: 412,876.99
Step by Step Solution
- Step 1: Write the proportion equation
701,790.84 : 1,052,233.56 = 275,369.75 : x - Step 2: Convert to fraction form
701,790.84/1,052,233.56 = 275,369.75/x - Step 3: Cross multiply
701,790.84x = 1,052,233.56 × 275,369.75 - Step 4: Simplify right side
701,790.84x = 289,753,292,358.81 - Step 5: Solve for x
x = 289,753,292,358.81/701,790.84 - Step 6: Final answer
x = 412,876.99
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.