Finding the Fourth Proportional to 447,309.92, 670,451.99 and 222,167.18
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Solution
The fourth proportional to 447,309.92, 670,451.99 and 222,167.18 is: 332,996.03
Step by Step Solution
- Step 1: Write the proportion equation
447,309.92 : 670,451.99 = 222,167.18 : x - Step 2: Convert to fraction form
447,309.92/670,451.99 = 222,167.18/x - Step 3: Cross multiply
447,309.92x = 670,451.99 × 222,167.18 - Step 4: Simplify right side
447,309.92x = 148,952,428,508.98 - Step 5: Solve for x
x = 148,952,428,508.98/447,309.92 - Step 6: Final answer
x = 332,996.03
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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.