Finding the Fourth Proportional to 527,251.75, 791,012.49 and 153,274.75
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Solution
The fourth proportional to 527,251.75, 791,012.49 and 153,274.75 is: 229,951.33
Step by Step Solution
- Step 1: Write the proportion equation
527,251.75 : 791,012.49 = 153,274.75 : x - Step 2: Convert to fraction form
527,251.75/791,012.49 = 153,274.75/x - Step 3: Cross multiply
527,251.75x = 791,012.49 × 153,274.75 - Step 4: Simplify right side
527,251.75x = 121,242,241,651.63 - Step 5: Solve for x
x = 121,242,241,651.63/527,251.75 - Step 6: Final answer
x = 229,951.33
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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.