Finding the Fourth Proportional to 407,590.02, 562,491.81 and 226,301.99
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Solution
The fourth proportional to 407,590.02, 562,491.81 and 226,301.99 is: 312,306.50
Step by Step Solution
- Step 1: Write the proportion equation
407,590.02 : 562,491.81 = 226,301.99 : x - Step 2: Convert to fraction form
407,590.02/562,491.81 = 226,301.99/x - Step 3: Cross multiply
407,590.02x = 562,491.81 × 226,301.99 - Step 4: Simplify right side
407,590.02x = 127,293,013,149.24 - Step 5: Solve for x
x = 127,293,013,149.24/407,590.02 - Step 6: Final answer
x = 312,306.50
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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.