Finding the Fourth Proportional to 1,744,518.51, 2,616,778.35 and 719,833.84
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Solution
The fourth proportional to 1,744,518.51, 2,616,778.35 and 719,833.84 is: 1,079,750.99
Step by Step Solution
- Step 1: Write the proportion equation
1,744,518.51 : 2,616,778.35 = 719,833.84 : x - Step 2: Convert to fraction form
1,744,518.51/2,616,778.35 = 719,833.84/x - Step 3: Cross multiply
1,744,518.51x = 2,616,778.35 × 719,833.84 - Step 4: Simplify right side
1,744,518.51x = 1,883,645,595,782.65 - Step 5: Solve for x
x = 1,883,645,595,782.65/1,744,518.51 - Step 6: Final answer
x = 1,079,750.99
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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.