Finding the Fourth Proportional to 760,626, 1,049,623.97 and 416,395.94
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Solution
The fourth proportional to 760,626, 1,049,623.97 and 416,395.94 is: 574,604.54
Step by Step Solution
- Step 1: Write the proportion equation
760,626 : 1,049,623.97 = 416,395.94 : x - Step 2: Convert to fraction form
760,626/1,049,623.97 = 416,395.94/x - Step 3: Cross multiply
760,626x = 1,049,623.97 × 416,395.94 - Step 4: Simplify right side
760,626x = 437,059,152,304.58 - Step 5: Solve for x
x = 437,059,152,304.58/760,626 - Step 6: Final answer
x = 574,604.54
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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.