Finding the Fourth Proportional to 587,681.96, 881,473.92 and 416,194.70
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Solution
The fourth proportional to 587,681.96, 881,473.92 and 416,194.70 is: 624,257.33
Step by Step Solution
- Step 1: Write the proportion equation
587,681.96 : 881,473.92 = 416,194.70 : x - Step 2: Convert to fraction form
587,681.96/881,473.92 = 416,194.70/x - Step 3: Cross multiply
587,681.96x = 881,473.92 × 416,194.70 - Step 4: Simplify right side
587,681.96x = 366,864,773,692.22 - Step 5: Solve for x
x = 366,864,773,692.22/587,681.96 - Step 6: Final answer
x = 624,257.33
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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.