Finding the Fourth Proportional to 302,736.24, 453,840.36 and 125,132.40
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Solution
The fourth proportional to 302,736.24, 453,840.36 and 125,132.40 is: 187,589.48
Step by Step Solution
- Step 1: Write the proportion equation
302,736.24 : 453,840.36 = 125,132.40 : x - Step 2: Convert to fraction form
302,736.24/453,840.36 = 125,132.40/x - Step 3: Cross multiply
302,736.24x = 453,840.36 × 125,132.40 - Step 4: Simplify right side
302,736.24x = 56,790,133,463.66 - Step 5: Solve for x
x = 56,790,133,463.66/302,736.24 - Step 6: Final answer
x = 187,589.48
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.