Finding the Fourth Proportional to 524,417.58, 786,031.02 and 461,115.09
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Solution
The fourth proportional to 524,417.58, 786,031.02 and 461,115.09 is: 691,149.15
Step by Step Solution
- Step 1: Write the proportion equation
524,417.58 : 786,031.02 = 461,115.09 : x - Step 2: Convert to fraction form
524,417.58/786,031.02 = 461,115.09/x - Step 3: Cross multiply
524,417.58x = 786,031.02 × 461,115.09 - Step 4: Simplify right side
524,417.58x = 362,450,764,530.09 - Step 5: Solve for x
x = 362,450,764,530.09/524,417.58 - Step 6: Final answer
x = 691,149.15
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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.