Finding the Fourth Proportional to 267,383.08, 368,982.84 and 146,521.76
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Solution
The fourth proportional to 267,383.08, 368,982.84 and 146,521.76 is: 202,196.84
Step by Step Solution
- Step 1: Write the proportion equation
267,383.08 : 368,982.84 = 146,521.76 : x - Step 2: Convert to fraction form
267,383.08/368,982.84 = 146,521.76/x - Step 3: Cross multiply
267,383.08x = 368,982.84 × 146,521.76 - Step 4: Simplify right side
267,383.08x = 54,064,015,126.60 - Step 5: Solve for x
x = 54,064,015,126.60/267,383.08 - Step 6: Final answer
x = 202,196.84
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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.