Finding the Fourth Proportional to 573,229.80, 859,844.70 and 218,125.80
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Solution
The fourth proportional to 573,229.80, 859,844.70 and 218,125.80 is: 327,188.70
Step by Step Solution
- Step 1: Write the proportion equation
573,229.80 : 859,844.70 = 218,125.80 : x - Step 2: Convert to fraction form
573,229.80/859,844.70 = 218,125.80/x - Step 3: Cross multiply
573,229.80x = 859,844.70 × 218,125.80 - Step 4: Simplify right side
573,229.80x = 187,554,313,063.26 - Step 5: Solve for x
x = 187,554,313,063.26/573,229.80 - Step 6: Final answer
x = 327,188.70
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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.