Finding the Fourth Proportional to 708,291.84, 1,062,542.16 and 252,847.92
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Solution
The fourth proportional to 708,291.84, 1,062,542.16 and 252,847.92 is: 379,309.15
Step by Step Solution
- Step 1: Write the proportion equation
708,291.84 : 1,062,542.16 = 252,847.92 : x - Step 2: Convert to fraction form
708,291.84/1,062,542.16 = 252,847.92/x - Step 3: Cross multiply
708,291.84x = 1,062,542.16 × 252,847.92 - Step 4: Simplify right side
708,291.84x = 268,661,575,068.31 - Step 5: Solve for x
x = 268,661,575,068.31/708,291.84 - Step 6: Final answer
x = 379,309.15
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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.