Finding the Fourth Proportional to 544,337.61, 816,524.84 and 189,354.70
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Solution
The fourth proportional to 544,337.61, 816,524.84 and 189,354.70 is: 284,038.46
Step by Step Solution
- Step 1: Write the proportion equation
544,337.61 : 816,524.84 = 189,354.70 : x - Step 2: Convert to fraction form
544,337.61/816,524.84 = 189,354.70/x - Step 3: Cross multiply
544,337.61x = 816,524.84 × 189,354.70 - Step 4: Simplify right side
544,337.61x = 154,612,816,120.75 - Step 5: Solve for x
x = 154,612,816,120.75/544,337.61 - Step 6: Final answer
x = 284,038.46
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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.