Finding the Fourth Proportional to 423,195.84, 584,010.96 and 232,210.68
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Solution
The fourth proportional to 423,195.84, 584,010.96 and 232,210.68 is: 320,451.12
Step by Step Solution
- Step 1: Write the proportion equation
423,195.84 : 584,010.96 = 232,210.68 : x - Step 2: Convert to fraction form
423,195.84/584,010.96 = 232,210.68/x - Step 3: Cross multiply
423,195.84x = 584,010.96 × 232,210.68 - Step 4: Simplify right side
423,195.84x = 135,613,582,149.05 - Step 5: Solve for x
x = 135,613,582,149.05/423,195.84 - Step 6: Final answer
x = 320,451.12
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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.