Finding the Fourth Proportional to 5,023,449.45, 6,932,281.19 and 2,731,590.09
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Solution
The fourth proportional to 5,023,449.45, 6,932,281.19 and 2,731,590.09 is: 3,769,551.34
Step by Step Solution
- Step 1: Write the proportion equation
5,023,449.45 : 6,932,281.19 = 2,731,590.09 : x - Step 2: Convert to fraction form
5,023,449.45/6,932,281.19 = 2,731,590.09/x - Step 3: Cross multiply
5,023,449.45x = 6,932,281.19 × 2,731,590.09 - Step 4: Simplify right side
5,023,449.45x = 18,936,150,586,039.45 - Step 5: Solve for x
x = 18,936,150,586,039.45/5,023,449.45 - Step 6: Final answer
x = 3,769,551.34
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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.