Finding the Fourth Proportional to 4,854,423.43, 7,241,847.18 and 4,722,476.59
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Solution
The fourth proportional to 4,854,423.43, 7,241,847.18 and 4,722,476.59 is: 7,045,008.38
Step by Step Solution
- Step 1: Write the proportion equation
4,854,423.43 : 7,241,847.18 = 4,722,476.59 : x - Step 2: Convert to fraction form
4,854,423.43/7,241,847.18 = 4,722,476.59/x - Step 3: Cross multiply
4,854,423.43x = 7,241,847.18 × 4,722,476.59 - Step 4: Simplify right side
4,854,423.43x = 34,199,453,752,295.13 - Step 5: Solve for x
x = 34,199,453,752,295.13/4,854,423.43 - Step 6: Final answer
x = 7,045,008.38
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.