Finding the Fourth Proportional to 433,269.99, 649,844.85 and 133,760.43
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Solution
The fourth proportional to 433,269.99, 649,844.85 and 133,760.43 is: 200,622.08
Step by Step Solution
- Step 1: Write the proportion equation
433,269.99 : 649,844.85 = 133,760.43 : x - Step 2: Convert to fraction form
433,269.99/649,844.85 = 133,760.43/x - Step 3: Cross multiply
433,269.99x = 649,844.85 × 133,760.43 - Step 4: Simplify right side
433,269.99x = 86,923,526,569.29 - Step 5: Solve for x
x = 86,923,526,569.29/433,269.99 - Step 6: Final answer
x = 200,622.08
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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.