Finding the Fourth Proportional to 8,208,259.58, 11,328,523.44 and 4,723,526.72
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Solution
The fourth proportional to 8,208,259.58, 11,328,523.44 and 4,723,526.72 is: 6,519,114.39
Step by Step Solution
- Step 1: Write the proportion equation
8,208,259.58 : 11,328,523.44 = 4,723,526.72 : x - Step 2: Convert to fraction form
8,208,259.58/11,328,523.44 = 4,723,526.72/x - Step 3: Cross multiply
8,208,259.58x = 11,328,523.44 × 4,723,526.72 - Step 4: Simplify right side
8,208,259.58x = 53,510,583,166,986.31 - Step 5: Solve for x
x = 53,510,583,166,986.31/8,208,259.58 - Step 6: Final answer
x = 6,519,114.39
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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.