Finding the Fourth Proportional to 272,023.30, 408,034.95 and 183,549.70
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Solution
The fourth proportional to 272,023.30, 408,034.95 and 183,549.70 is: 275,324.55
Step by Step Solution
- Step 1: Write the proportion equation
272,023.30 : 408,034.95 = 183,549.70 : x - Step 2: Convert to fraction form
272,023.30/408,034.95 = 183,549.70/x - Step 3: Cross multiply
272,023.30x = 408,034.95 × 183,549.70 - Step 4: Simplify right side
272,023.30x = 74,894,692,662.02 - Step 5: Solve for x
x = 74,894,692,662.02/272,023.30 - Step 6: Final answer
x = 275,324.55
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.