Finding the Fourth Proportional to 4,403,432.70, 6,605,149.05 and 4,084,568.10
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Solution
The fourth proportional to 4,403,432.70, 6,605,149.05 and 4,084,568.10 is: 6,126,852.15
Step by Step Solution
- Step 1: Write the proportion equation
4,403,432.70 : 6,605,149.05 = 4,084,568.10 : x - Step 2: Convert to fraction form
4,403,432.70/6,605,149.05 = 4,084,568.10/x - Step 3: Cross multiply
4,403,432.70x = 6,605,149.05 × 4,084,568.10 - Step 4: Simplify right side
4,403,432.70x = 26,979,181,105,375.30 - Step 5: Solve for x
x = 26,979,181,105,375.30/4,403,432.70 - Step 6: Final answer
x = 6,126,852.15
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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.