Finding the Fourth Proportional to 526,364.20, 789,546.30 and 471,251.80
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Solution
The fourth proportional to 526,364.20, 789,546.30 and 471,251.80 is: 706,877.70
Step by Step Solution
- Step 1: Write the proportion equation
526,364.20 : 789,546.30 = 471,251.80 : x - Step 2: Convert to fraction form
526,364.20/789,546.30 = 471,251.80/x - Step 3: Cross multiply
526,364.20x = 789,546.30 × 471,251.80 - Step 4: Simplify right side
526,364.20x = 372,075,115,058.34 - Step 5: Solve for x
x = 372,075,115,058.34/526,364.20 - Step 6: Final answer
x = 706,877.70
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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.