Finding the Fourth Proportional to 941,518.49, 1,412,251.61 and 342,490.68
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Solution
The fourth proportional to 941,518.49, 1,412,251.61 and 342,490.68 is: 513,726.52
Step by Step Solution
- Step 1: Write the proportion equation
941,518.49 : 1,412,251.61 = 342,490.68 : x - Step 2: Convert to fraction form
941,518.49/1,412,251.61 = 342,490.68/x - Step 3: Cross multiply
941,518.49x = 1,412,251.61 × 342,490.68 - Step 4: Simplify right side
941,518.49x = 483,683,012,527.54 - Step 5: Solve for x
x = 483,683,012,527.54/941,518.49 - Step 6: Final answer
x = 513,726.52
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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.