Finding the Fourth Proportional to 463,120.66, 694,680.99 and 130,696.66
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Solution
The fourth proportional to 463,120.66, 694,680.99 and 130,696.66 is: 196,044.99
Step by Step Solution
- Step 1: Write the proportion equation
463,120.66 : 694,680.99 = 130,696.66 : x - Step 2: Convert to fraction form
463,120.66/694,680.99 = 130,696.66/x - Step 3: Cross multiply
463,120.66x = 694,680.99 × 130,696.66 - Step 4: Simplify right side
463,120.66x = 90,792,485,158.49 - Step 5: Solve for x
x = 90,792,485,158.49/463,120.66 - Step 6: Final answer
x = 196,044.99
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Similar ratio
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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.