Finding the Fourth Proportional to 665,871.94, 998,837.08 and 192,605.14
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Solution
The fourth proportional to 665,871.94, 998,837.08 and 192,605.14 is: 288,916.15
Step by Step Solution
- Step 1: Write the proportion equation
665,871.94 : 998,837.08 = 192,605.14 : x - Step 2: Convert to fraction form
665,871.94/998,837.08 = 192,605.14/x - Step 3: Cross multiply
665,871.94x = 998,837.08 × 192,605.14 - Step 4: Simplify right side
665,871.94x = 192,381,155,630.59 - Step 5: Solve for x
x = 192,381,155,630.59/665,871.94 - Step 6: Final answer
x = 288,916.15
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.