Finding the Fourth Proportional to 360,471.44, 497,447.88 and 201,495.44
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Solution
The fourth proportional to 360,471.44, 497,447.88 and 201,495.44 is: 278,062.19
Step by Step Solution
- Step 1: Write the proportion equation
360,471.44 : 497,447.88 = 201,495.44 : x - Step 2: Convert to fraction form
360,471.44/497,447.88 = 201,495.44/x - Step 3: Cross multiply
360,471.44x = 497,447.88 × 201,495.44 - Step 4: Simplify right side
360,471.44x = 100,233,479,457.67 - Step 5: Solve for x
x = 100,233,479,457.67/360,471.44 - Step 6: Final answer
x = 278,062.19
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.