Finding the Fourth Proportional to 590,497,556.20, 885,746,334.30 and 344,601,773.80
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Solution
The fourth proportional to 590,497,556.20, 885,746,334.30 and 344,601,773.80 is: 516,902,660.70
Step by Step Solution
- Step 1: Write the proportion equation
590,497,556.20 : 885,746,334.30 = 344,601,773.80 : x - Step 2: Convert to fraction form
590,497,556.20/885,746,334.30 = 344,601,773.80/x - Step 3: Cross multiply
590,497,556.20x = 885,746,334.30 × 344,601,773.80 - Step 4: Simplify right side
590,497,556.20x = 305,229,757,936,627,776 - Step 5: Solve for x
x = 305,229,757,936,627,776/590,497,556.20 - Step 6: Final answer
x = 516,902,660.70
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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.