Finding the Fourth Proportional to 5,345,657.43, 8,020,869.98 and 2,465,475.48
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Solution
The fourth proportional to 5,345,657.43, 8,020,869.98 and 2,465,475.48 is: 3,699,312.67
Step by Step Solution
- Step 1: Write the proportion equation
5,345,657.43 : 8,020,869.98 = 2,465,475.48 : x - Step 2: Convert to fraction form
5,345,657.43/8,020,869.98 = 2,465,475.48/x - Step 3: Cross multiply
5,345,657.43x = 8,020,869.98 × 2,465,475.48 - Step 4: Simplify right side
5,345,657.43x = 19,775,258,263,958.09 - Step 5: Solve for x
x = 19,775,258,263,958.09/5,345,657.43 - Step 6: Final answer
x = 3,699,312.67
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.