Finding the Fourth Proportional to 423,850.79, 584,918.19 and 232,868.27
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Solution
The fourth proportional to 423,850.79, 584,918.19 and 232,868.27 is: 321,360.47
Step by Step Solution
- Step 1: Write the proportion equation
423,850.79 : 584,918.19 = 232,868.27 : x - Step 2: Convert to fraction form
423,850.79/584,918.19 = 232,868.27/x - Step 3: Cross multiply
423,850.79x = 584,918.19 × 232,868.27 - Step 4: Simplify right side
423,850.79x = 136,208,888,459.13 - Step 5: Solve for x
x = 136,208,888,459.13/423,850.79 - Step 6: Final answer
x = 321,360.47
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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.