Finding the Fourth Proportional to 317,055.24, 437,524.62 and 173,812.14
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Solution
The fourth proportional to 317,055.24, 437,524.62 and 173,812.14 is: 239,854.39
Step by Step Solution
- Step 1: Write the proportion equation
317,055.24 : 437,524.62 = 173,812.14 : x - Step 2: Convert to fraction form
317,055.24/437,524.62 = 173,812.14/x - Step 3: Cross multiply
317,055.24x = 437,524.62 × 173,812.14 - Step 4: Simplify right side
317,055.24x = 76,047,090,504.89 - Step 5: Solve for x
x = 76,047,090,504.89/317,055.24 - Step 6: Final answer
x = 239,854.39
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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.