Finding the Fourth Proportional to 268,276.30, 402,414.45 and 224,973.70
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Solution
The fourth proportional to 268,276.30, 402,414.45 and 224,973.70 is: 337,460.55
Step by Step Solution
- Step 1: Write the proportion equation
268,276.30 : 402,414.45 = 224,973.70 : x - Step 2: Convert to fraction form
268,276.30/402,414.45 = 224,973.70/x - Step 3: Cross multiply
268,276.30x = 402,414.45 × 224,973.70 - Step 4: Simplify right side
268,276.30x = 90,532,667,749.97 - Step 5: Solve for x
x = 90,532,667,749.97/268,276.30 - Step 6: Final answer
x = 337,460.55
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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.