Finding the Fourth Proportional to 363,869.70, 545,804.55 and 114,551.70
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Solution
The fourth proportional to 363,869.70, 545,804.55 and 114,551.70 is: 171,827.55
Step by Step Solution
- Step 1: Write the proportion equation
363,869.70 : 545,804.55 = 114,551.70 : x - Step 2: Convert to fraction form
363,869.70/545,804.55 = 114,551.70/x - Step 3: Cross multiply
363,869.70x = 545,804.55 × 114,551.70 - Step 4: Simplify right side
363,869.70x = 62,522,839,070.24 - Step 5: Solve for x
x = 62,522,839,070.24/363,869.70 - Step 6: Final answer
x = 171,827.55
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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.