Finding the Fourth Proportional to 1,723,245.84, 2,583,671.75 and 763,178.28
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Solution
The fourth proportional to 1,723,245.84, 2,583,671.75 and 763,178.28 is: 1,144,237.29
Step by Step Solution
- Step 1: Write the proportion equation
1,723,245.84 : 2,583,671.75 = 763,178.28 : x - Step 2: Convert to fraction form
1,723,245.84/2,583,671.75 = 763,178.28/x - Step 3: Cross multiply
1,723,245.84x = 2,583,671.75 × 763,178.28 - Step 4: Simplify right side
1,723,245.84x = 1,971,802,158,433.70 - Step 5: Solve for x
x = 1,971,802,158,433.70/1,723,245.84 - Step 6: Final answer
x = 1,144,237.29
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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.