Finding the Fourth Proportional to 526,139,453.20, 737,804,558 and 526,139,453.20
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Solution
The fourth proportional to 526,139,453.20, 737,804,558 and 526,139,453.20 is: 737,804,558
Step by Step Solution
- Step 1: Write the proportion equation
526,139,453.20 : 737,804,558 = 526,139,453.20 : x - Step 2: Convert to fraction form
526,139,453.20/737,804,558 = 526,139,453.20/x - Step 3: Cross multiply
526,139,453.20x = 737,804,558 × 526,139,453.20 - Step 4: Simplify right side
526,139,453.20x = 388,188,086,714,587,648 - Step 5: Solve for x
x = 388,188,086,714,587,648/526,139,453.20 - Step 6: Final answer
x = 737,804,558
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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.