Finding the Fourth Proportional to 423,832.21, 584,888.66 and 232,857.88
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Solution
The fourth proportional to 423,832.21, 584,888.66 and 232,857.88 is: 321,343.99
Step by Step Solution
- Step 1: Write the proportion equation
423,832.21 : 584,888.66 = 232,857.88 : x - Step 2: Convert to fraction form
423,832.21/584,888.66 = 232,857.88/x - Step 3: Cross multiply
423,832.21x = 584,888.66 × 232,857.88 - Step 4: Simplify right side
423,832.21x = 136,195,933,403.64 - Step 5: Solve for x
x = 136,195,933,403.64/423,832.21 - Step 6: Final answer
x = 321,343.99
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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.