Finding the Fourth Proportional to 512,040,936.84, 706,616,474.76 and 277,091,594.88
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Solution
The fourth proportional to 512,040,936.84, 706,616,474.76 and 277,091,594.88 is: 382,386,391.15
Step by Step Solution
- Step 1: Write the proportion equation
512,040,936.84 : 706,616,474.76 = 277,091,594.88 : x - Step 2: Convert to fraction form
512,040,936.84/706,616,474.76 = 277,091,594.88/x - Step 3: Cross multiply
512,040,936.84x = 706,616,474.76 × 277,091,594.88 - Step 4: Simplify right side
512,040,936.84x = 195,797,485,959,731,648 - Step 5: Solve for x
x = 195,797,485,959,731,648/512,040,936.84 - Step 6: Final answer
x = 382,386,391.15
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.