Finding the Fourth Proportional to 1,705,634.97, 2,353,982.68 and 970,767.92
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Solution
The fourth proportional to 1,705,634.97, 2,353,982.68 and 970,767.92 is: 1,339,777.22
Step by Step Solution
- Step 1: Write the proportion equation
1,705,634.97 : 2,353,982.68 = 970,767.92 : x - Step 2: Convert to fraction form
1,705,634.97/2,353,982.68 = 970,767.92/x - Step 3: Cross multiply
1,705,634.97x = 2,353,982.68 × 970,767.92 - Step 4: Simplify right side
1,705,634.97x = 2,285,170,871,617.47 - Step 5: Solve for x
x = 2,285,170,871,617.47/1,705,634.97 - Step 6: Final answer
x = 1,339,777.22
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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.