Finding the Fourth Proportional to 294,668.68, 406,642.50 and 160,532.68
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Solution
The fourth proportional to 294,668.68, 406,642.50 and 160,532.68 is: 221,534.95
Step by Step Solution
- Step 1: Write the proportion equation
294,668.68 : 406,642.50 = 160,532.68 : x - Step 2: Convert to fraction form
294,668.68/406,642.50 = 160,532.68/x - Step 3: Cross multiply
294,668.68x = 406,642.50 × 160,532.68 - Step 4: Simplify right side
294,668.68x = 65,279,410,326.90 - Step 5: Solve for x
x = 65,279,410,326.90/294,668.68 - Step 6: Final answer
x = 221,534.95
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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.