Finding the Fourth Proportional to 1,723,245.21, 2,583,670.81 and 763,177.65
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Solution
The fourth proportional to 1,723,245.21, 2,583,670.81 and 763,177.65 is: 1,144,236.35
Step by Step Solution
- Step 1: Write the proportion equation
1,723,245.21 : 2,583,670.81 = 763,177.65 : x - Step 2: Convert to fraction form
1,723,245.21/2,583,670.81 = 763,177.65/x - Step 3: Cross multiply
1,723,245.21x = 2,583,670.81 × 763,177.65 - Step 4: Simplify right side
1,723,245.21x = 1,971,799,817,149.40 - Step 5: Solve for x
x = 1,971,799,817,149.40/1,723,245.21 - Step 6: Final answer
x = 1,144,236.35
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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.