Finding the Fourth Proportional to 950,060.97, 1,311,034.14 and 520,331.94
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Solution
The fourth proportional to 950,060.97, 1,311,034.14 and 520,331.94 is: 718,030.69
Step by Step Solution
- Step 1: Write the proportion equation
950,060.97 : 1,311,034.14 = 520,331.94 : x - Step 2: Convert to fraction form
950,060.97/1,311,034.14 = 520,331.94/x - Step 3: Cross multiply
950,060.97x = 1,311,034.14 × 520,331.94 - Step 4: Simplify right side
950,060.97x = 682,172,937,472.43 - Step 5: Solve for x
x = 682,172,937,472.43/950,060.97 - Step 6: Final answer
x = 718,030.69
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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.