Finding the Fourth Proportional to 268,659.24, 370,740.36 and 147,799.23
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Solution
The fourth proportional to 268,659.24, 370,740.36 and 147,799.23 is: 203,957.77
Step by Step Solution
- Step 1: Write the proportion equation
268,659.24 : 370,740.36 = 147,799.23 : x - Step 2: Convert to fraction form
268,659.24/370,740.36 = 147,799.23/x - Step 3: Cross multiply
268,659.24x = 370,740.36 × 147,799.23 - Step 4: Simplify right side
268,659.24x = 54,795,139,737.92 - Step 5: Solve for x
x = 54,795,139,737.92/268,659.24 - Step 6: Final answer
x = 203,957.77
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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.