Finding the Fourth Proportional to 7,603,808.58, 11,405,516.04 and 2,555,119.08
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Solution
The fourth proportional to 7,603,808.58, 11,405,516.04 and 2,555,119.08 is: 3,832,612.48
Step by Step Solution
- Step 1: Write the proportion equation
7,603,808.58 : 11,405,516.04 = 2,555,119.08 : x - Step 2: Convert to fraction form
7,603,808.58/11,405,516.04 = 2,555,119.08/x - Step 3: Cross multiply
7,603,808.58x = 11,405,516.04 × 2,555,119.08 - Step 4: Simplify right side
7,603,808.58x = 29,142,451,651,050.04 - Step 5: Solve for x
x = 29,142,451,651,050.04/7,603,808.58 - Step 6: Final answer
x = 3,832,612.48
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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.