Finding the Fourth Proportional to 329,270.24, 493,990.36 and 101,560.74
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Solution
The fourth proportional to 329,270.24, 493,990.36 and 101,560.74 is: 152,367.33
Step by Step Solution
- Step 1: Write the proportion equation
329,270.24 : 493,990.36 = 101,560.74 : x - Step 2: Convert to fraction form
329,270.24/493,990.36 = 101,560.74/x - Step 3: Cross multiply
329,270.24x = 493,990.36 × 101,560.74 - Step 4: Simplify right side
329,270.24x = 50,170,026,514.47 - Step 5: Solve for x
x = 50,170,026,514.47/329,270.24 - Step 6: Final answer
x = 152,367.33
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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.