Finding the Fourth Proportional to 524,037.06, 723,720.11 and 361,117.17
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Solution
The fourth proportional to 524,037.06, 723,720.11 and 361,117.17 is: 498,719.99
Step by Step Solution
- Step 1: Write the proportion equation
524,037.06 : 723,720.11 = 361,117.17 : x - Step 2: Convert to fraction form
524,037.06/723,720.11 = 361,117.17/x - Step 3: Cross multiply
524,037.06x = 723,720.11 × 361,117.17 - Step 4: Simplify right side
524,037.06x = 261,347,756,189.70 - Step 5: Solve for x
x = 261,347,756,189.70/524,037.06 - Step 6: Final answer
x = 498,719.99
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.