Finding the Fourth Proportional to 267,298.81, 368,872.23 and 159,868.84
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Solution
The fourth proportional to 267,298.81, 368,872.23 and 159,868.84 is: 220,618.92
Step by Step Solution
- Step 1: Write the proportion equation
267,298.81 : 368,872.23 = 159,868.84 : x - Step 2: Convert to fraction form
267,298.81/368,872.23 = 159,868.84/x - Step 3: Cross multiply
267,298.81x = 368,872.23 × 159,868.84 - Step 4: Simplify right side
267,298.81x = 58,971,175,518.31 - Step 5: Solve for x
x = 58,971,175,518.31/267,298.81 - Step 6: Final answer
x = 220,618.92
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1.5x scale
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.