Finding the Fourth Proportional to 568,727.49, 853,088.81 and 231,692.97
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Solution
The fourth proportional to 568,727.49, 853,088.81 and 231,692.97 is: 347,538.47
Step by Step Solution
- Step 1: Write the proportion equation
568,727.49 : 853,088.81 = 231,692.97 : x - Step 2: Convert to fraction form
568,727.49/853,088.81 = 231,692.97/x - Step 3: Cross multiply
568,727.49x = 853,088.81 × 231,692.97 - Step 4: Simplify right side
568,727.49x = 197,654,678,904.20 - Step 5: Solve for x
x = 197,654,678,904.20/568,727.49 - Step 6: Final answer
x = 347,538.47
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.