Finding the Fourth Proportional to 294,552.75, 406,482.84 and 160,416.75
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Solution
The fourth proportional to 294,552.75, 406,482.84 and 160,416.75 is: 221,375.14
Step by Step Solution
- Step 1: Write the proportion equation
294,552.75 : 406,482.84 = 160,416.75 : x - Step 2: Convert to fraction form
294,552.75/406,482.84 = 160,416.75/x - Step 3: Cross multiply
294,552.75x = 406,482.84 × 160,416.75 - Step 4: Simplify right side
294,552.75x = 65,206,656,123.57 - Step 5: Solve for x
x = 65,206,656,123.57/294,552.75 - Step 6: Final answer
x = 221,375.14
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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.