Finding the Fourth Proportional to 5,769,908.20, 8,654,862.30 and 2,403,677.80
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Solution
The fourth proportional to 5,769,908.20, 8,654,862.30 and 2,403,677.80 is: 3,605,516.70
Step by Step Solution
- Step 1: Write the proportion equation
5,769,908.20 : 8,654,862.30 = 2,403,677.80 : x - Step 2: Convert to fraction form
5,769,908.20/8,654,862.30 = 2,403,677.80/x - Step 3: Cross multiply
5,769,908.20x = 8,654,862.30 × 2,403,677.80 - Step 4: Simplify right side
5,769,908.20x = 20,803,500,372,566.94 - Step 5: Solve for x
x = 20,803,500,372,566.94/5,769,908.20 - Step 6: Final answer
x = 3,605,516.70
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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.