Finding the Fourth Proportional to 5,723,529.30, 7,896,748.05 and 3,430,853.46
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Solution
The fourth proportional to 5,723,529.30, 7,896,748.05 and 3,430,853.46 is: 4,733,545.33
Step by Step Solution
- Step 1: Write the proportion equation
5,723,529.30 : 7,896,748.05 = 3,430,853.46 : x - Step 2: Convert to fraction form
5,723,529.30/7,896,748.05 = 3,430,853.46/x - Step 3: Cross multiply
5,723,529.30x = 7,896,748.05 × 3,430,853.46 - Step 4: Simplify right side
5,723,529.30x = 27,092,585,370,090.75 - Step 5: Solve for x
x = 27,092,585,370,090.75/5,723,529.30 - Step 6: Final answer
x = 4,733,545.33
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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.