Finding the Fourth Proportional to 423,592.13, 584,561.21 and 232,609.52
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Solution
The fourth proportional to 423,592.13, 584,561.21 and 232,609.52 is: 321,003.37
Step by Step Solution
- Step 1: Write the proportion equation
423,592.13 : 584,561.21 = 232,609.52 : x - Step 2: Convert to fraction form
423,592.13/584,561.21 = 232,609.52/x - Step 3: Cross multiply
423,592.13x = 584,561.21 × 232,609.52 - Step 4: Simplify right side
423,592.13x = 135,974,502,767.08 - Step 5: Solve for x
x = 135,974,502,767.08/423,592.13 - Step 6: Final answer
x = 321,003.37
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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.