Finding the Fourth Proportional to 587,801.97, 881,952.62 and 321,251.09
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Solution
The fourth proportional to 587,801.97, 881,952.62 and 321,251.09 is: 482,013.07
Step by Step Solution
- Step 1: Write the proportion equation
587,801.97 : 881,952.62 = 321,251.09 : x - Step 2: Convert to fraction form
587,801.97/881,952.62 = 321,251.09/x - Step 3: Cross multiply
587,801.97x = 881,952.62 × 321,251.09 - Step 4: Simplify right side
587,801.97x = 283,328,234,487.34 - Step 5: Solve for x
x = 283,328,234,487.34/587,801.97 - Step 6: Final answer
x = 482,013.07
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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.