Finding the Fourth Proportional to 703,425.42, 1,055,285.70 and 230,073.84
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Solution
The fourth proportional to 703,425.42, 1,055,285.70 and 230,073.84 is: 345,159.03
Step by Step Solution
- Step 1: Write the proportion equation
703,425.42 : 1,055,285.70 = 230,073.84 : x - Step 2: Convert to fraction form
703,425.42/1,055,285.70 = 230,073.84/x - Step 3: Cross multiply
703,425.42x = 1,055,285.70 × 230,073.84 - Step 4: Simplify right side
703,425.42x = 242,793,633,296.09 - Step 5: Solve for x
x = 242,793,633,296.09/703,425.42 - Step 6: Final answer
x = 345,159.03
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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.