Finding the Fourth Proportional to 526,126,276.70, 737,786,110.90 and 526,126,276.70
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Solution
The fourth proportional to 526,126,276.70, 737,786,110.90 and 526,126,276.70 is: 737,786,110.90
Step by Step Solution
- Step 1: Write the proportion equation
526,126,276.70 : 737,786,110.90 = 526,126,276.70 : x - Step 2: Convert to fraction form
526,126,276.70/737,786,110.90 = 526,126,276.70/x - Step 3: Cross multiply
526,126,276.70x = 737,786,110.90 × 526,126,276.70 - Step 4: Simplify right side
526,126,276.70x = 388,168,659,528,790,272 - Step 5: Solve for x
x = 388,168,659,528,790,272/526,126,276.70 - Step 6: Final answer
x = 737,786,110.90
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Why These Related Problems?
These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.