Finding the Fourth Proportional to 535,589.96, 739,113.81 and 293,874.08
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Solution
The fourth proportional to 535,589.96, 739,113.81 and 293,874.08 is: 405,546.05
Step by Step Solution
- Step 1: Write the proportion equation
535,589.96 : 739,113.81 = 293,874.08 : x - Step 2: Convert to fraction form
535,589.96/739,113.81 = 293,874.08/x - Step 3: Cross multiply
535,589.96x = 739,113.81 × 293,874.08 - Step 4: Simplify right side
535,589.96x = 217,206,390,929.05 - Step 5: Solve for x
x = 217,206,390,929.05/535,589.96 - Step 6: Final answer
x = 405,546.05
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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.