Finding the Fourth Proportional to 544,336.61, 816,523.34 and 189,353.70
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Solution
The fourth proportional to 544,336.61, 816,523.34 and 189,353.70 is: 284,036.96
Step by Step Solution
- Step 1: Write the proportion equation
544,336.61 : 816,523.34 = 189,353.70 : x - Step 2: Convert to fraction form
544,336.61/816,523.34 = 189,353.70/x - Step 3: Cross multiply
544,336.61x = 816,523.34 × 189,353.70 - Step 4: Simplify right side
544,336.61x = 154,611,714,618.59 - Step 5: Solve for x
x = 154,611,714,618.59/544,336.61 - Step 6: Final answer
x = 284,036.96
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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.