Finding the Fourth Proportional to 851,544.35, 1,277,415.34 and 282,976.19
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Solution
The fourth proportional to 851,544.35, 1,277,415.34 and 282,976.19 is: 424,497.12
Step by Step Solution
- Step 1: Write the proportion equation
851,544.35 : 1,277,415.34 = 282,976.19 : x - Step 2: Convert to fraction form
851,544.35/1,277,415.34 = 282,976.19/x - Step 3: Cross multiply
851,544.35x = 1,277,415.34 × 282,976.19 - Step 4: Simplify right side
851,544.35x = 361,478,118,866.24 - Step 5: Solve for x
x = 361,478,118,866.24/851,544.35 - Step 6: Final answer
x = 424,497.12
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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.