Finding the Fourth Proportional to 804,553.04, 1,110,247.28 and 482,440.88
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Solution
The fourth proportional to 804,553.04, 1,110,247.28 and 482,440.88 is: 665,746.88
Step by Step Solution
- Step 1: Write the proportion equation
804,553.04 : 1,110,247.28 = 482,440.88 : x - Step 2: Convert to fraction form
804,553.04/1,110,247.28 = 482,440.88/x - Step 3: Cross multiply
804,553.04x = 1,110,247.28 × 482,440.88 - Step 4: Simplify right side
804,553.04x = 535,628,674,780.81 - Step 5: Solve for x
x = 535,628,674,780.81/804,553.04 - Step 6: Final answer
x = 665,746.88
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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.