Finding the Fourth Proportional to 1,620,387.27, 2,430,876.15 and 555,536.97
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Solution
The fourth proportional to 1,620,387.27, 2,430,876.15 and 555,536.97 is: 833,406.68
Step by Step Solution
- Step 1: Write the proportion equation
1,620,387.27 : 2,430,876.15 = 555,536.97 : x - Step 2: Convert to fraction form
1,620,387.27/2,430,876.15 = 555,536.97/x - Step 3: Cross multiply
1,620,387.27x = 2,430,876.15 × 555,536.97 - Step 4: Simplify right side
1,620,387.27x = 1,350,441,570,816.27 - Step 5: Solve for x
x = 1,350,441,570,816.27/1,620,387.27 - Step 6: Final answer
x = 833,406.68
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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.