Finding the Fourth Proportional to 524,943.87, 787,541.21 and 169,958.26
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Solution
The fourth proportional to 524,943.87, 787,541.21 and 169,958.26 is: 254,977.99
Step by Step Solution
- Step 1: Write the proportion equation
524,943.87 : 787,541.21 = 169,958.26 : x - Step 2: Convert to fraction form
524,943.87/787,541.21 = 169,958.26/x - Step 3: Cross multiply
524,943.87x = 787,541.21 × 169,958.26 - Step 4: Simplify right side
524,943.87x = 133,849,133,729.90 - Step 5: Solve for x
x = 133,849,133,729.90/524,943.87 - Step 6: Final answer
x = 254,977.99
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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.