Finding the Fourth Proportional to 941,908.26, 1,299,818.57 and 512,184.63
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Solution
The fourth proportional to 941,908.26, 1,299,818.57 and 512,184.63 is: 706,806.72
Step by Step Solution
- Step 1: Write the proportion equation
941,908.26 : 1,299,818.57 = 512,184.63 : x - Step 2: Convert to fraction form
941,908.26/1,299,818.57 = 512,184.63/x - Step 3: Cross multiply
941,908.26x = 1,299,818.57 × 512,184.63 - Step 4: Simplify right side
941,908.26x = 665,747,090,781.66 - Step 5: Solve for x
x = 665,747,090,781.66/941,908.26 - Step 6: Final answer
x = 706,806.72
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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.