Finding the Fourth Proportional to 5,349,389.34, 7,381,534.49 and 2,994,716.02
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Solution
The fourth proportional to 5,349,389.34, 7,381,534.49 and 2,994,716.02 is: 4,132,359.46
Step by Step Solution
- Step 1: Write the proportion equation
5,349,389.34 : 7,381,534.49 = 2,994,716.02 : x - Step 2: Convert to fraction form
5,349,389.34/7,381,534.49 = 2,994,716.02/x - Step 3: Cross multiply
5,349,389.34x = 7,381,534.49 × 2,994,716.02 - Step 4: Simplify right side
5,349,389.34x = 22,105,599,603,393.70 - Step 5: Solve for x
x = 22,105,599,603,393.70/5,349,389.34 - Step 6: Final answer
x = 4,132,359.46
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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.