Finding the Fourth Proportional to 2,074,369, 3,111,553.50 and 498,433
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Solution
The fourth proportional to 2,074,369, 3,111,553.50 and 498,433 is: 747,649.50
Step by Step Solution
- Step 1: Write the proportion equation
2,074,369 : 3,111,553.50 = 498,433 : x - Step 2: Convert to fraction form
2,074,369/3,111,553.50 = 498,433/x - Step 3: Cross multiply
2,074,369x = 3,111,553.50 × 498,433 - Step 4: Simplify right side
2,074,369x = 1,550,900,945,665.50 - Step 5: Solve for x
x = 1,550,900,945,665.50/2,074,369 - Step 6: Final answer
x = 747,649.50
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Similar ratio
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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.