Finding the Fourth Proportional to 1,579,793.76, 2,369,936.68 and 514,588.07
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Solution
The fourth proportional to 1,579,793.76, 2,369,936.68 and 514,588.07 is: 771,962.25
Step by Step Solution
- Step 1: Write the proportion equation
1,579,793.76 : 2,369,936.68 = 514,588.07 : x - Step 2: Convert to fraction form
1,579,793.76/2,369,936.68 = 514,588.07/x - Step 3: Cross multiply
1,579,793.76x = 2,369,936.68 × 514,588.07 - Step 4: Simplify right side
1,579,793.76x = 1,219,541,146,821.78 - Step 5: Solve for x
x = 1,219,541,146,821.78/1,579,793.76 - Step 6: Final answer
x = 771,962.25
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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.