Finding the Fourth Proportional to 1,203,875.84, 1,661,354.88 and 694,599.68
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Solution
The fourth proportional to 1,203,875.84, 1,661,354.88 and 694,599.68 is: 958,551.15
Step by Step Solution
- Step 1: Write the proportion equation
1,203,875.84 : 1,661,354.88 = 694,599.68 : x - Step 2: Convert to fraction form
1,203,875.84/1,661,354.88 = 694,599.68/x - Step 3: Cross multiply
1,203,875.84x = 1,661,354.88 × 694,599.68 - Step 4: Simplify right side
1,203,875.84x = 1,153,976,568,014.44 - Step 5: Solve for x
x = 1,153,976,568,014.44/1,203,875.84 - Step 6: Final answer
x = 958,551.15
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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.