Finding the Fourth Proportional to 842,751.26, 1,162,988.79 and 460,773.98
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Solution
The fourth proportional to 842,751.26, 1,162,988.79 and 460,773.98 is: 635,863.75
Step by Step Solution
- Step 1: Write the proportion equation
842,751.26 : 1,162,988.79 = 460,773.98 : x - Step 2: Convert to fraction form
842,751.26/1,162,988.79 = 460,773.98/x - Step 3: Cross multiply
842,751.26x = 1,162,988.79 × 460,773.98 - Step 4: Simplify right side
842,751.26x = 535,874,973,463.68 - Step 5: Solve for x
x = 535,874,973,463.68/842,751.26 - Step 6: Final answer
x = 635,863.75
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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.