Finding the Fourth Proportional to 350,933.16, 526,607.10 and 129,472.68
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Solution
The fourth proportional to 350,933.16, 526,607.10 and 129,472.68 is: 194,285.52
Step by Step Solution
- Step 1: Write the proportion equation
350,933.16 : 526,607.10 = 129,472.68 : x - Step 2: Convert to fraction form
350,933.16/526,607.10 = 129,472.68/x - Step 3: Cross multiply
350,933.16x = 526,607.10 × 129,472.68 - Step 4: Simplify right side
350,933.16x = 68,181,232,544.03 - Step 5: Solve for x
x = 68,181,232,544.03/350,933.16 - Step 6: Final answer
x = 194,285.52
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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.