Finding the Fourth Proportional to 404,761.05, 607,030.70 and 152,021.99
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Solution
The fourth proportional to 404,761.05, 607,030.70 and 152,021.99 is: 227,991.34
Step by Step Solution
- Step 1: Write the proportion equation
404,761.05 : 607,030.70 = 152,021.99 : x - Step 2: Convert to fraction form
404,761.05/607,030.70 = 152,021.99/x - Step 3: Cross multiply
404,761.05x = 607,030.70 × 152,021.99 - Step 4: Simplify right side
404,761.05x = 92,282,015,005.09 - Step 5: Solve for x
x = 92,282,015,005.09/404,761.05 - Step 6: Final answer
x = 227,991.34
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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.