Finding the Fourth Proportional to 267,628.74, 369,344.25 and 148,396.74
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Solution
The fourth proportional to 267,628.74, 369,344.25 and 148,396.74 is: 204,796.70
Step by Step Solution
- Step 1: Write the proportion equation
267,628.74 : 369,344.25 = 148,396.74 : x - Step 2: Convert to fraction form
267,628.74/369,344.25 = 148,396.74/x - Step 3: Cross multiply
267,628.74x = 369,344.25 × 148,396.74 - Step 4: Simplify right side
267,628.74x = 54,809,482,637.75 - Step 5: Solve for x
x = 54,809,482,637.75/267,628.74 - Step 6: Final answer
x = 204,796.70
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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.