Finding the Fourth Proportional to 706,042.14, 974,344.62 and 383,752.98
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Solution
The fourth proportional to 706,042.14, 974,344.62 and 383,752.98 is: 529,582.63
Step by Step Solution
- Step 1: Write the proportion equation
706,042.14 : 974,344.62 = 383,752.98 : x - Step 2: Convert to fraction form
706,042.14/974,344.62 = 383,752.98/x - Step 3: Cross multiply
706,042.14x = 974,344.62 × 383,752.98 - Step 4: Simplify right side
706,042.14x = 373,907,651,471.97 - Step 5: Solve for x
x = 373,907,651,471.97/706,042.14 - Step 6: Final answer
x = 529,582.63
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.