Finding the Fourth Proportional to 590,125,612.70, 827,385,181.30 and 590,125,612.70
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Solution
The fourth proportional to 590,125,612.70, 827,385,181.30 and 590,125,612.70 is: 827,385,181.30
Step by Step Solution
- Step 1: Write the proportion equation
590,125,612.70 : 827,385,181.30 = 590,125,612.70 : x - Step 2: Convert to fraction form
590,125,612.70/827,385,181.30 = 590,125,612.70/x - Step 3: Cross multiply
590,125,612.70x = 827,385,181.30 × 590,125,612.70 - Step 4: Simplify right side
590,125,612.70x = 488,261,187,053,563,072 - Step 5: Solve for x
x = 488,261,187,053,563,072/590,125,612.70 - Step 6: Final answer
x = 827,385,181.30
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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.