Finding the Fourth Proportional to 4,039,750.30, 5,576,875.60 and 2,512,349.50
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Solution
The fourth proportional to 4,039,750.30, 5,576,875.60 and 2,512,349.50 is: 3,468,298.68
Step by Step Solution
- Step 1: Write the proportion equation
4,039,750.30 : 5,576,875.60 = 2,512,349.50 : x - Step 2: Convert to fraction form
4,039,750.30/5,576,875.60 = 2,512,349.50/x - Step 3: Cross multiply
4,039,750.30x = 5,576,875.60 × 2,512,349.50 - Step 4: Simplify right side
4,039,750.30x = 14,011,060,625,222.20 - Step 5: Solve for x
x = 14,011,060,625,222.20/4,039,750.30 - Step 6: Final answer
x = 3,468,298.68
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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.