Finding the Fourth Proportional to 423,858.24, 584,894.88 and 232,879.68
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Solution
The fourth proportional to 423,858.24, 584,894.88 and 232,879.68 is: 321,357.76
Step by Step Solution
- Step 1: Write the proportion equation
423,858.24 : 584,894.88 = 232,879.68 : x - Step 2: Convert to fraction form
423,858.24/584,894.88 = 232,879.68/x - Step 3: Cross multiply
423,858.24x = 584,894.88 × 232,879.68 - Step 4: Simplify right side
423,858.24x = 136,210,132,488.04 - Step 5: Solve for x
x = 136,210,132,488.04/423,858.24 - Step 6: Final answer
x = 321,357.76
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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.