Finding the Fourth Proportional to 614,129.80, 922,145.10 and 334,193.80
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Solution
The fourth proportional to 614,129.80, 922,145.10 and 334,193.80 is: 501,807.88
Step by Step Solution
- Step 1: Write the proportion equation
614,129.80 : 922,145.10 = 334,193.80 : x - Step 2: Convert to fraction form
614,129.80/922,145.10 = 334,193.80/x - Step 3: Cross multiply
614,129.80x = 922,145.10 × 334,193.80 - Step 4: Simplify right side
614,129.80x = 308,175,175,120.38 - Step 5: Solve for x
x = 308,175,175,120.38/614,129.80 - Step 6: Final answer
x = 501,807.88
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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.