Finding the Fourth Proportional to 497,738,467.70, 746,607,701.55 and 497,738,467.70
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Solution
The fourth proportional to 497,738,467.70, 746,607,701.55 and 497,738,467.70 is: 746,607,701.55
Step by Step Solution
- Step 1: Write the proportion equation
497,738,467.70 : 746,607,701.55 = 497,738,467.70 : x - Step 2: Convert to fraction form
497,738,467.70/746,607,701.55 = 497,738,467.70/x - Step 3: Cross multiply
497,738,467.70x = 746,607,701.55 × 497,738,467.70 - Step 4: Simplify right side
497,738,467.70x = 371,615,373,342,515,904 - Step 5: Solve for x
x = 371,615,373,342,515,904/497,738,467.70 - Step 6: Final answer
x = 746,607,701.55
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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.