Finding the Fourth Proportional to 355,337.40, 533,006.10 and 236,623.80
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Solution
The fourth proportional to 355,337.40, 533,006.10 and 236,623.80 is: 354,935.70
Step by Step Solution
- Step 1: Write the proportion equation
355,337.40 : 533,006.10 = 236,623.80 : x - Step 2: Convert to fraction form
355,337.40/533,006.10 = 236,623.80/x - Step 3: Cross multiply
355,337.40x = 533,006.10 × 236,623.80 - Step 4: Simplify right side
355,337.40x = 126,121,928,805.18 - Step 5: Solve for x
x = 126,121,928,805.18/355,337.40 - Step 6: Final answer
x = 354,935.70
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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.