Finding the Fourth Proportional to 500,714.76, 751,190.26 and 163,754.08
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Solution
The fourth proportional to 500,714.76, 751,190.26 and 163,754.08 is: 245,669.75
Step by Step Solution
- Step 1: Write the proportion equation
500,714.76 : 751,190.26 = 163,754.08 : x - Step 2: Convert to fraction form
500,714.76/751,190.26 = 163,754.08/x - Step 3: Cross multiply
500,714.76x = 751,190.26 × 163,754.08 - Step 4: Simplify right side
500,714.76x = 123,010,469,931.26 - Step 5: Solve for x
x = 123,010,469,931.26/500,714.76 - Step 6: Final answer
x = 245,669.75
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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.