Finding the Fourth Proportional to 296,634.74, 409,331.26 and 174,113.87
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Solution
The fourth proportional to 296,634.74, 409,331.26 and 174,113.87 is: 240,262.65
Step by Step Solution
- Step 1: Write the proportion equation
296,634.74 : 409,331.26 = 174,113.87 : x - Step 2: Convert to fraction form
296,634.74/409,331.26 = 174,113.87/x - Step 3: Cross multiply
296,634.74x = 409,331.26 × 174,113.87 - Step 4: Simplify right side
296,634.74x = 71,270,247,743.92 - Step 5: Solve for x
x = 71,270,247,743.92/296,634.74 - Step 6: Final answer
x = 240,262.65
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.