Finding the Fourth Proportional to 1,828,626.95, 2,743,120.86 and 630,391.52
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Solution
The fourth proportional to 1,828,626.95, 2,743,120.86 and 630,391.52 is: 945,649.48
Step by Step Solution
- Step 1: Write the proportion equation
1,828,626.95 : 2,743,120.86 = 630,391.52 : x - Step 2: Convert to fraction form
1,828,626.95/2,743,120.86 = 630,391.52/x - Step 3: Cross multiply
1,828,626.95x = 2,743,120.86 × 630,391.52 - Step 4: Simplify right side
1,828,626.95x = 1,729,240,128,479.11 - Step 5: Solve for x
x = 1,729,240,128,479.11/1,828,626.95 - Step 6: Final answer
x = 945,649.48
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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.