Finding the Fourth Proportional to 7,244,109.60, 10,862,227.80 and 2,449,330.80
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Solution
The fourth proportional to 7,244,109.60, 10,862,227.80 and 2,449,330.80 is: 3,672,665.18
Step by Step Solution
- Step 1: Write the proportion equation
7,244,109.60 : 10,862,227.80 = 2,449,330.80 : x - Step 2: Convert to fraction form
7,244,109.60/10,862,227.80 = 2,449,330.80/x - Step 3: Cross multiply
7,244,109.60x = 10,862,227.80 × 2,449,330.80 - Step 4: Simplify right side
7,244,109.60x = 26,605,189,107,156.24 - Step 5: Solve for x
x = 26,605,189,107,156.24/7,244,109.60 - Step 6: Final answer
x = 3,672,665.18
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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.