Finding the Fourth Proportional to 1,276,806.04, 1,917,378.41 and 853,064.87
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Solution
The fourth proportional to 1,276,806.04, 1,917,378.41 and 853,064.87 is: 1,281,046.69
Step by Step Solution
- Step 1: Write the proportion equation
1,276,806.04 : 1,917,378.41 = 853,064.87 : x - Step 2: Convert to fraction form
1,276,806.04/1,917,378.41 = 853,064.87/x - Step 3: Cross multiply
1,276,806.04x = 1,917,378.41 × 853,064.87 - Step 4: Simplify right side
1,276,806.04x = 1,635,648,150,215.24 - Step 5: Solve for x
x = 1,635,648,150,215.24/1,276,806.04 - Step 6: Final answer
x = 1,281,046.69
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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.