Finding the Fourth Proportional to 1,919,343.43, 2,879,023.28 and 499,296.99
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Solution
The fourth proportional to 1,919,343.43, 2,879,023.28 and 499,296.99 is: 748,947.60
Step by Step Solution
- Step 1: Write the proportion equation
1,919,343.43 : 2,879,023.28 = 499,296.99 : x - Step 2: Convert to fraction form
1,919,343.43/2,879,023.28 = 499,296.99/x - Step 3: Cross multiply
1,919,343.43x = 2,879,023.28 × 499,296.99 - Step 4: Simplify right side
1,919,343.43x = 1,437,487,657,843.93 - Step 5: Solve for x
x = 1,437,487,657,843.93/1,919,343.43 - Step 6: Final answer
x = 748,947.60
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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.