Finding the Fourth Proportional to 675,667.99, 932,421.92 and 369,744.44
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Solution
The fourth proportional to 675,667.99, 932,421.92 and 369,744.44 is: 510,247.38
Step by Step Solution
- Step 1: Write the proportion equation
675,667.99 : 932,421.92 = 369,744.44 : x - Step 2: Convert to fraction form
675,667.99/932,421.92 = 369,744.44/x - Step 3: Cross multiply
675,667.99x = 932,421.92 × 369,744.44 - Step 4: Simplify right side
675,667.99x = 344,757,820,654.13 - Step 5: Solve for x
x = 344,757,820,654.13/675,667.99 - Step 6: Final answer
x = 510,247.38
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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.