Finding the Fourth Proportional to 422,983.74, 583,754.99 and 232,034.34
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Solution
The fourth proportional to 422,983.74, 583,754.99 and 232,034.34 is: 320,227.92
Step by Step Solution
- Step 1: Write the proportion equation
422,983.74 : 583,754.99 = 232,034.34 : x - Step 2: Convert to fraction form
422,983.74/583,754.99 = 232,034.34/x - Step 3: Cross multiply
422,983.74x = 583,754.99 × 232,034.34 - Step 4: Simplify right side
422,983.74x = 135,451,202,666.19 - Step 5: Solve for x
x = 135,451,202,666.19/422,983.74 - Step 6: Final answer
x = 320,227.92
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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.