Finding the Fourth Proportional to 297,743.23, 446,612.01 and 120,247.12
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Solution
The fourth proportional to 297,743.23, 446,612.01 and 120,247.12 is: 180,369.54
Step by Step Solution
- Step 1: Write the proportion equation
297,743.23 : 446,612.01 = 120,247.12 : x - Step 2: Convert to fraction form
297,743.23/446,612.01 = 120,247.12/x - Step 3: Cross multiply
297,743.23x = 446,612.01 × 120,247.12 - Step 4: Simplify right side
297,743.23x = 53,703,807,959.91 - Step 5: Solve for x
x = 53,703,807,959.91/297,743.23 - Step 6: Final answer
x = 180,369.54
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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.