Finding the Fourth Proportional to 950,098.56, 1,311,122.73 and 542,329.68
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Solution
The fourth proportional to 950,098.56, 1,311,122.73 and 542,329.68 is: 748,407.38
Step by Step Solution
- Step 1: Write the proportion equation
950,098.56 : 1,311,122.73 = 542,329.68 : x - Step 2: Convert to fraction form
950,098.56/1,311,122.73 = 542,329.68/x - Step 3: Cross multiply
950,098.56x = 1,311,122.73 × 542,329.68 - Step 4: Simplify right side
950,098.56x = 711,060,770,601.63 - Step 5: Solve for x
x = 711,060,770,601.63/950,098.56 - Step 6: Final answer
x = 748,407.38
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1.5x scale
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.