Finding the Fourth Proportional to 350,298.77, 525,521.96 and 113,622.99
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Solution
The fourth proportional to 350,298.77, 525,521.96 and 113,622.99 is: 170,458.43
Step by Step Solution
- Step 1: Write the proportion equation
350,298.77 : 525,521.96 = 113,622.99 : x - Step 2: Convert to fraction form
350,298.77/525,521.96 = 113,622.99/x - Step 3: Cross multiply
350,298.77x = 525,521.96 × 113,622.99 - Step 4: Simplify right side
350,298.77x = 59,711,375,837.75 - Step 5: Solve for x
x = 59,711,375,837.75/350,298.77 - Step 6: Final answer
x = 170,458.43
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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.