Finding the Fourth Proportional to 1,023,491.98, 1,532,043.18 and 753,924.02
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Solution
The fourth proportional to 1,023,491.98, 1,532,043.18 and 753,924.02 is: 1,128,532.69
Step by Step Solution
- Step 1: Write the proportion equation
1,023,491.98 : 1,532,043.18 = 753,924.02 : x - Step 2: Convert to fraction form
1,023,491.98/1,532,043.18 = 753,924.02/x - Step 3: Cross multiply
1,023,491.98x = 1,532,043.18 × 753,924.02 - Step 4: Simplify right side
1,023,491.98x = 1,155,044,153,079.18 - Step 5: Solve for x
x = 1,155,044,153,079.18/1,023,491.98 - Step 6: Final answer
x = 1,128,532.69
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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.