Finding the Fourth Proportional to 586,167.40, 879,234.63 and 186,832.09
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Solution
The fourth proportional to 586,167.40, 879,234.63 and 186,832.09 is: 280,242.89
Step by Step Solution
- Step 1: Write the proportion equation
586,167.40 : 879,234.63 = 186,832.09 : x - Step 2: Convert to fraction form
586,167.40/879,234.63 = 186,832.09/x - Step 3: Cross multiply
586,167.40x = 879,234.63 × 186,832.09 - Step 4: Simplify right side
586,167.40x = 164,269,243,523.28 - Step 5: Solve for x
x = 164,269,243,523.28/586,167.40 - Step 6: Final answer
x = 280,242.89
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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.