Finding the Fourth Proportional to 423,261.28, 584,098.96 and 232,277.84
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Solution
The fourth proportional to 423,261.28, 584,098.96 and 232,277.84 is: 320,542.54
Step by Step Solution
- Step 1: Write the proportion equation
423,261.28 : 584,098.96 = 232,277.84 : x - Step 2: Convert to fraction form
423,261.28/584,098.96 = 232,277.84/x - Step 3: Cross multiply
423,261.28x = 584,098.96 × 232,277.84 - Step 4: Simplify right side
423,261.28x = 135,673,244,775.05 - Step 5: Solve for x
x = 135,673,244,775.05/423,261.28 - Step 6: Final answer
x = 320,542.54
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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.