Finding the Fourth Proportional to 708,163.24, 976,158.66 and 481,415.08
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Solution
The fourth proportional to 708,163.24, 976,158.66 and 481,415.08 is: 663,600.53
Step by Step Solution
- Step 1: Write the proportion equation
708,163.24 : 976,158.66 = 481,415.08 : x - Step 2: Convert to fraction form
708,163.24/976,158.66 = 481,415.08/x - Step 3: Cross multiply
708,163.24x = 976,158.66 × 481,415.08 - Step 4: Simplify right side
708,163.24x = 469,937,499,396.59 - Step 5: Solve for x
x = 469,937,499,396.59/708,163.24 - Step 6: Final answer
x = 663,600.53
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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.