Finding the Fourth Proportional to 5,451,014.70, 8,158,807.35 and 5,451,014.70
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Solution
The fourth proportional to 5,451,014.70, 8,158,807.35 and 5,451,014.70 is: 8,158,807.35
Step by Step Solution
- Step 1: Write the proportion equation
5,451,014.70 : 8,158,807.35 = 5,451,014.70 : x - Step 2: Convert to fraction form
5,451,014.70/8,158,807.35 = 5,451,014.70/x - Step 3: Cross multiply
5,451,014.70x = 8,158,807.35 × 5,451,014.70 - Step 4: Simplify right side
5,451,014.70x = 44,473,778,799,318.05 - Step 5: Solve for x
x = 44,473,778,799,318.05/5,451,014.70 - Step 6: Final answer
x = 8,158,807.35
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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.