Finding the Fourth Proportional to 962,882.51, 1,328,761.62 and 533,153.41
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Solution
The fourth proportional to 962,882.51, 1,328,761.62 and 533,153.41 is: 735,742.71
Step by Step Solution
- Step 1: Write the proportion equation
962,882.51 : 1,328,761.62 = 533,153.41 : x - Step 2: Convert to fraction form
962,882.51/1,328,761.62 = 533,153.41/x - Step 3: Cross multiply
962,882.51x = 1,328,761.62 × 533,153.41 - Step 4: Simplify right side
962,882.51x = 708,433,786,114.36 - Step 5: Solve for x
x = 708,433,786,114.36/962,882.51 - Step 6: Final answer
x = 735,742.71
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.