Finding the Fourth Proportional to 700,609.05, 967,020.84 and 456,203.84
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Solution
The fourth proportional to 700,609.05, 967,020.84 and 456,203.84 is: 629,678.73
Step by Step Solution
- Step 1: Write the proportion equation
700,609.05 : 967,020.84 = 456,203.84 : x - Step 2: Convert to fraction form
700,609.05/967,020.84 = 456,203.84/x - Step 3: Cross multiply
700,609.05x = 967,020.84 × 456,203.84 - Step 4: Simplify right side
700,609.05x = 441,158,615,732.92 - Step 5: Solve for x
x = 441,158,615,732.92/700,609.05 - Step 6: Final answer
x = 629,678.73
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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.