Finding the Fourth Proportional to 267,390.08, 368,963.26 and 159,920.92
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Solution
The fourth proportional to 267,390.08, 368,963.26 and 159,920.92 is: 220,669.91
Step by Step Solution
- Step 1: Write the proportion equation
267,390.08 : 368,963.26 = 159,920.92 : x - Step 2: Convert to fraction form
267,390.08/368,963.26 = 159,920.92/x - Step 3: Cross multiply
267,390.08x = 368,963.26 × 159,920.92 - Step 4: Simplify right side
267,390.08x = 59,004,943,985.40 - Step 5: Solve for x
x = 59,004,943,985.40/267,390.08 - Step 6: Final answer
x = 220,669.91
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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.