Finding the Fourth Proportional to 433,430.99, 598,179.79 and 249,675.91
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Solution
The fourth proportional to 433,430.99, 598,179.79 and 249,675.91 is: 344,578.69
Step by Step Solution
- Step 1: Write the proportion equation
433,430.99 : 598,179.79 = 249,675.91 : x - Step 2: Convert to fraction form
433,430.99/598,179.79 = 249,675.91/x - Step 3: Cross multiply
433,430.99x = 598,179.79 × 249,675.91 - Step 4: Simplify right side
433,430.99x = 149,351,086,295.48 - Step 5: Solve for x
x = 149,351,086,295.48/433,430.99 - Step 6: Final answer
x = 344,578.69
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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.