Finding the Fourth Proportional to 476,107.24, 714,165.04 and 121,121.62
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Solution
The fourth proportional to 476,107.24, 714,165.04 and 121,121.62 is: 181,683.49
Step by Step Solution
- Step 1: Write the proportion equation
476,107.24 : 714,165.04 = 121,121.62 : x - Step 2: Convert to fraction form
476,107.24/714,165.04 = 121,121.62/x - Step 3: Cross multiply
476,107.24x = 714,165.04 × 121,121.62 - Step 4: Simplify right side
476,107.24x = 86,500,826,592.16 - Step 5: Solve for x
x = 86,500,826,592.16/476,107.24 - Step 6: Final answer
x = 181,683.49
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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.