Finding the Fourth Proportional to 726,974.08, 999,010.35 and 693,632.97
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Solution
The fourth proportional to 726,974.08, 999,010.35 and 693,632.97 is: 953,192.88
Step by Step Solution
- Step 1: Write the proportion equation
726,974.08 : 999,010.35 = 693,632.97 : x - Step 2: Convert to fraction form
726,974.08/999,010.35 = 693,632.97/x - Step 3: Cross multiply
726,974.08x = 999,010.35 × 693,632.97 - Step 4: Simplify right side
726,974.08x = 692,946,516,131.24 - Step 5: Solve for x
x = 692,946,516,131.24/726,974.08 - Step 6: Final answer
x = 953,192.88
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.