Finding the Fourth Proportional to 426,272.87, 588,270.81 and 232,692.06
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Solution
The fourth proportional to 426,272.87, 588,270.81 and 232,692.06 is: 321,122.82
Step by Step Solution
- Step 1: Write the proportion equation
426,272.87 : 588,270.81 = 232,692.06 : x - Step 2: Convert to fraction form
426,272.87/588,270.81 = 232,692.06/x - Step 3: Cross multiply
426,272.87x = 588,270.81 × 232,692.06 - Step 4: Simplify right side
426,272.87x = 136,885,946,616.77 - Step 5: Solve for x
x = 136,885,946,616.77/426,272.87 - Step 6: Final answer
x = 321,122.82
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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.