Finding the Fourth Proportional to 424,118.38, 585,284.58 and 242,833.09
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Solution
The fourth proportional to 424,118.38, 585,284.58 and 242,833.09 is: 335,110.35
Step by Step Solution
- Step 1: Write the proportion equation
424,118.38 : 585,284.58 = 242,833.09 : x - Step 2: Convert to fraction form
424,118.38/585,284.58 = 242,833.09/x - Step 3: Cross multiply
424,118.38x = 585,284.58 × 242,833.09 - Step 4: Simplify right side
424,118.38x = 142,126,458,950.16 - Step 5: Solve for x
x = 142,126,458,950.16/424,118.38 - Step 6: Final answer
x = 335,110.35
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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.