Finding the Fourth Proportional to 362,391.56, 499,925.94 and 235,107.08
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Solution
The fourth proportional to 362,391.56, 499,925.94 and 235,107.08 is: 324,334.62
Step by Step Solution
- Step 1: Write the proportion equation
362,391.56 : 499,925.94 = 235,107.08 : x - Step 2: Convert to fraction form
362,391.56/499,925.94 = 235,107.08/x - Step 3: Cross multiply
362,391.56x = 499,925.94 × 235,107.08 - Step 4: Simplify right side
362,391.56x = 117,536,127,969.66 - Step 5: Solve for x
x = 117,536,127,969.66/362,391.56 - Step 6: Final answer
x = 324,334.62
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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.