Finding the Fourth Proportional to 404,760.05, 607,029.20 and 152,020.99
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Solution
The fourth proportional to 404,760.05, 607,029.20 and 152,020.99 is: 227,989.84
Step by Step Solution
- Step 1: Write the proportion equation
404,760.05 : 607,029.20 = 152,020.99 : x - Step 2: Convert to fraction form
404,760.05/607,029.20 = 152,020.99/x - Step 3: Cross multiply
404,760.05x = 607,029.20 × 152,020.99 - Step 4: Simplify right side
404,760.05x = 92,281,179,942.91 - Step 5: Solve for x
x = 92,281,179,942.91/404,760.05 - Step 6: Final answer
x = 227,989.84
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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.