Finding the Fourth Proportional to 5,250,612.48, 7,245,191.52 and 2,926,934.70
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Solution
The fourth proportional to 5,250,612.48, 7,245,191.52 and 2,926,934.70 is: 4,038,805.48
Step by Step Solution
- Step 1: Write the proportion equation
5,250,612.48 : 7,245,191.52 = 2,926,934.70 : x - Step 2: Convert to fraction form
5,250,612.48/7,245,191.52 = 2,926,934.70/x - Step 3: Cross multiply
5,250,612.48x = 7,245,191.52 × 2,926,934.70 - Step 4: Simplify right side
5,250,612.48x = 21,206,202,468,033.74 - Step 5: Solve for x
x = 21,206,202,468,033.74/5,250,612.48 - Step 6: Final answer
x = 4,038,805.48
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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.