Finding the Fourth Proportional to 1,683,811.45, 2,526,713.77 and 619,600.84
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Solution
The fourth proportional to 1,683,811.45, 2,526,713.77 and 619,600.84 is: 929,767.99
Step by Step Solution
- Step 1: Write the proportion equation
1,683,811.45 : 2,526,713.77 = 619,600.84 : x - Step 2: Convert to fraction form
1,683,811.45/2,526,713.77 = 619,600.84/x - Step 3: Cross multiply
1,683,811.45x = 2,526,713.77 × 619,600.84 - Step 4: Simplify right side
1,683,811.45x = 1,565,553,983,582.92 - Step 5: Solve for x
x = 1,565,553,983,582.92/1,683,811.45 - Step 6: Final answer
x = 929,767.99
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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.