Finding the Fourth Proportional to 1,110,701.68, 1,532,769.42 and 601,402.84
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Solution
The fourth proportional to 1,110,701.68, 1,532,769.42 and 601,402.84 is: 829,936.52
Step by Step Solution
- Step 1: Write the proportion equation
1,110,701.68 : 1,532,769.42 = 601,402.84 : x - Step 2: Convert to fraction form
1,110,701.68/1,532,769.42 = 601,402.84/x - Step 3: Cross multiply
1,110,701.68x = 1,532,769.42 × 601,402.84 - Step 4: Simplify right side
1,110,701.68x = 921,811,882,253.15 - Step 5: Solve for x
x = 921,811,882,253.15/1,110,701.68 - Step 6: Final answer
x = 829,936.52
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1.5x scale
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.