Finding the Fourth Proportional to 426,325.87, 588,331.11 and 235,338.81
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Solution
The fourth proportional to 426,325.87, 588,331.11 and 235,338.81 is: 324,768.34
Step by Step Solution
- Step 1: Write the proportion equation
426,325.87 : 588,331.11 = 235,338.81 : x - Step 2: Convert to fraction form
426,325.87/588,331.11 = 235,338.81/x - Step 3: Cross multiply
426,325.87x = 588,331.11 × 235,338.81 - Step 4: Simplify right side
426,325.87x = 138,457,143,313.38 - Step 5: Solve for x
x = 138,457,143,313.38/426,325.87 - Step 6: Final answer
x = 324,768.34
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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.