Finding the Fourth Proportional to 301,567.80, 452,351.70 and 79,951.80
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Solution
The fourth proportional to 301,567.80, 452,351.70 and 79,951.80 is: 119,927.70
Step by Step Solution
- Step 1: Write the proportion equation
301,567.80 : 452,351.70 = 79,951.80 : x - Step 2: Convert to fraction form
301,567.80/452,351.70 = 79,951.80/x - Step 3: Cross multiply
301,567.80x = 452,351.70 × 79,951.80 - Step 4: Simplify right side
301,567.80x = 36,166,332,648.06 - Step 5: Solve for x
x = 36,166,332,648.06/301,567.80 - Step 6: Final answer
x = 119,927.70
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1.5x scale
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.