Finding the Fourth Proportional to 1,181,093.80, 1,771,640.70 and 393,125.80
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Solution
The fourth proportional to 1,181,093.80, 1,771,640.70 and 393,125.80 is: 589,688.70
Step by Step Solution
- Step 1: Write the proportion equation
1,181,093.80 : 1,771,640.70 = 393,125.80 : x - Step 2: Convert to fraction form
1,181,093.80/1,771,640.70 = 393,125.80/x - Step 3: Cross multiply
1,181,093.80x = 1,771,640.70 × 393,125.80 - Step 4: Simplify right side
1,181,093.80x = 696,477,667,500.06 - Step 5: Solve for x
x = 696,477,667,500.06/1,181,093.80 - Step 6: Final answer
x = 589,688.70
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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.