Finding the Fourth Proportional to 1,257,604.97, 1,735,199.75 and 713,617.61
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Solution
The fourth proportional to 1,257,604.97, 1,735,199.75 and 713,617.61 is: 984,624.84
Step by Step Solution
- Step 1: Write the proportion equation
1,257,604.97 : 1,735,199.75 = 713,617.61 : x - Step 2: Convert to fraction form
1,257,604.97/1,735,199.75 = 713,617.61/x - Step 3: Cross multiply
1,257,604.97x = 1,735,199.75 × 713,617.61 - Step 4: Simplify right side
1,257,604.97x = 1,238,269,091,575.64 - Step 5: Solve for x
x = 1,238,269,091,575.64/1,257,604.97 - Step 6: Final answer
x = 984,624.84
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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.