Finding the Fourth Proportional to 4,527,700.67, 6,247,659.20 and 3,060,800.80
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Solution
The fourth proportional to 4,527,700.67, 6,247,659.20 and 3,060,800.80 is: 4,223,521.30
Step by Step Solution
- Step 1: Write the proportion equation
4,527,700.67 : 6,247,659.20 = 3,060,800.80 : x - Step 2: Convert to fraction form
4,527,700.67/6,247,659.20 = 3,060,800.80/x - Step 3: Cross multiply
4,527,700.67x = 6,247,659.20 × 3,060,800.80 - Step 4: Simplify right side
4,527,700.67x = 19,122,840,246,564.21 - Step 5: Solve for x
x = 19,122,840,246,564.21/4,527,700.67 - Step 6: Final answer
x = 4,223,521.30
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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.