Finding the Fourth Proportional to 255,263.24, 352,249.62 and 147,824.84
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Solution
The fourth proportional to 255,263.24, 352,249.62 and 147,824.84 is: 203,990.37
Step by Step Solution
- Step 1: Write the proportion equation
255,263.24 : 352,249.62 = 147,824.84 : x - Step 2: Convert to fraction form
255,263.24/352,249.62 = 147,824.84/x - Step 3: Cross multiply
255,263.24x = 352,249.62 × 147,824.84 - Step 4: Simplify right side
255,263.24x = 52,071,243,716.56 - Step 5: Solve for x
x = 52,071,243,716.56/255,263.24 - Step 6: Final answer
x = 203,990.37
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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.