Finding the Fourth Proportional to 461,709.80, 692,597.10 and 262,125.80
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Solution
The fourth proportional to 461,709.80, 692,597.10 and 262,125.80 is: 393,207.09
Step by Step Solution
- Step 1: Write the proportion equation
461,709.80 : 692,597.10 = 262,125.80 : x - Step 2: Convert to fraction form
461,709.80/692,597.10 = 262,125.80/x - Step 3: Cross multiply
461,709.80x = 692,597.10 × 262,125.80 - Step 4: Simplify right side
461,709.80x = 181,547,568,915.18 - Step 5: Solve for x
x = 181,547,568,915.18/461,709.80 - Step 6: Final answer
x = 393,207.09
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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.