Finding the Fourth Proportional to 406,176.29, 560,540.81 and 224,888.23
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Solution
The fourth proportional to 406,176.29, 560,540.81 and 224,888.23 is: 310,355.46
Step by Step Solution
- Step 1: Write the proportion equation
406,176.29 : 560,540.81 = 224,888.23 : x - Step 2: Convert to fraction form
406,176.29/560,540.81 = 224,888.23/x - Step 3: Cross multiply
406,176.29x = 560,540.81 × 224,888.23 - Step 4: Simplify right side
406,176.29x = 126,059,030,601.57 - Step 5: Solve for x
x = 126,059,030,601.57/406,176.29 - Step 6: Final answer
x = 310,355.46
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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.