Finding the Fourth Proportional to 423,501.92, 584,433.79 and 232,527.68
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Solution
The fourth proportional to 423,501.92, 584,433.79 and 232,527.68 is: 320,888.82
Step by Step Solution
- Step 1: Write the proportion equation
423,501.92 : 584,433.79 = 232,527.68 : x - Step 2: Convert to fraction form
423,501.92/584,433.79 = 232,527.68/x - Step 3: Cross multiply
423,501.92x = 584,433.79 × 232,527.68 - Step 4: Simplify right side
423,501.92x = 135,897,029,798.82 - Step 5: Solve for x
x = 135,897,029,798.82/423,501.92 - Step 6: Final answer
x = 320,888.82
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1.5x scale
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.