Finding the Fourth Proportional to 1,582,020.84, 2,373,011.42 and 383,953
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Solution
The fourth proportional to 1,582,020.84, 2,373,011.42 and 383,953 is: 575,924.68
Step by Step Solution
- Step 1: Write the proportion equation
1,582,020.84 : 2,373,011.42 = 383,953 : x - Step 2: Convert to fraction form
1,582,020.84/2,373,011.42 = 383,953/x - Step 3: Cross multiply
1,582,020.84x = 2,373,011.42 × 383,953 - Step 4: Simplify right side
1,582,020.84x = 911,124,853,743.26 - Step 5: Solve for x
x = 911,124,853,743.26/1,582,020.84 - Step 6: Final answer
x = 575,924.68
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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.