Finding the Fourth Proportional to 7,523,249.26, 10,385,261.94 and 5,079,170.74
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Solution
The fourth proportional to 7,523,249.26, 10,385,261.94 and 5,079,170.74 is: 7,011,401.16
Step by Step Solution
- Step 1: Write the proportion equation
7,523,249.26 : 10,385,261.94 = 5,079,170.74 : x - Step 2: Convert to fraction form
7,523,249.26/10,385,261.94 = 5,079,170.74/x - Step 3: Cross multiply
7,523,249.26x = 10,385,261.94 × 5,079,170.74 - Step 4: Simplify right side
7,523,249.26x = 52,748,518,572,883.63 - Step 5: Solve for x
x = 52,748,518,572,883.63/7,523,249.26 - Step 6: Final answer
x = 7,011,401.16
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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.