Finding the Fourth Proportional to 590,593,501.80, 885,890,252.70 and 263,068,381.80
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Solution
The fourth proportional to 590,593,501.80, 885,890,252.70 and 263,068,381.80 is: 394,602,572.70
Step by Step Solution
- Step 1: Write the proportion equation
590,593,501.80 : 885,890,252.70 = 263,068,381.80 : x - Step 2: Convert to fraction form
590,593,501.80/885,890,252.70 = 263,068,381.80/x - Step 3: Cross multiply
590,593,501.80x = 885,890,252.70 × 263,068,381.80 - Step 4: Simplify right side
590,593,501.80x = 233,049,715,230,182,112 - Step 5: Solve for x
x = 233,049,715,230,182,112/590,593,501.80 - Step 6: Final answer
x = 394,602,572.70
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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.