Finding the Fourth Proportional to 492,841.14, 739,341.36 and 193,159.14
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Solution
The fourth proportional to 492,841.14, 739,341.36 and 193,159.14 is: 289,769.93
Step by Step Solution
- Step 1: Write the proportion equation
492,841.14 : 739,341.36 = 193,159.14 : x - Step 2: Convert to fraction form
492,841.14/739,341.36 = 193,159.14/x - Step 3: Cross multiply
492,841.14x = 739,341.36 × 193,159.14 - Step 4: Simplify right side
492,841.14x = 142,810,541,264.03 - Step 5: Solve for x
x = 142,810,541,264.03/492,841.14 - Step 6: Final answer
x = 289,769.93
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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.