Finding the Fourth Proportional to 484,467,863.70, 726,701,795.55 and 484,467,863.70
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Solution
The fourth proportional to 484,467,863.70, 726,701,795.55 and 484,467,863.70 is: 726,701,795.55
Step by Step Solution
- Step 1: Write the proportion equation
484,467,863.70 : 726,701,795.55 = 484,467,863.70 : x - Step 2: Convert to fraction form
484,467,863.70/726,701,795.55 = 484,467,863.70/x - Step 3: Cross multiply
484,467,863.70x = 726,701,795.55 × 484,467,863.70 - Step 4: Simplify right side
484,467,863.70x = 352,063,666,437,062,656 - Step 5: Solve for x
x = 352,063,666,437,062,656/484,467,863.70 - Step 6: Final answer
x = 726,701,795.55
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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.