Finding the Fourth Proportional to 344,743.20, 517,114.80 and 232,768.80
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Solution
The fourth proportional to 344,743.20, 517,114.80 and 232,768.80 is: 349,153.20
Step by Step Solution
- Step 1: Write the proportion equation
344,743.20 : 517,114.80 = 232,768.80 : x - Step 2: Convert to fraction form
344,743.20/517,114.80 = 232,768.80/x - Step 3: Cross multiply
344,743.20x = 517,114.80 × 232,768.80 - Step 4: Simplify right side
344,743.20x = 120,368,191,458.24 - Step 5: Solve for x
x = 120,368,191,458.24/344,743.20 - Step 6: Final answer
x = 349,153.20
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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.