Finding the Fourth Proportional to 847,381.29, 1,169,382.18 and 460,194
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Solution
The fourth proportional to 847,381.29, 1,169,382.18 and 460,194 is: 635,065.55
Step by Step Solution
- Step 1: Write the proportion equation
847,381.29 : 1,169,382.18 = 460,194 : x - Step 2: Convert to fraction form
847,381.29/1,169,382.18 = 460,194/x - Step 3: Cross multiply
847,381.29x = 1,169,382.18 × 460,194 - Step 4: Simplify right side
847,381.29x = 538,142,662,942.92 - Step 5: Solve for x
x = 538,142,662,942.92/847,381.29 - Step 6: Final answer
x = 635,065.55
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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.