Finding the Fourth Proportional to 1,036,277.80, 1,554,416.70 and 362,135.05
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Solution
The fourth proportional to 1,036,277.80, 1,554,416.70 and 362,135.05 is: 543,202.58
Step by Step Solution
- Step 1: Write the proportion equation
1,036,277.80 : 1,554,416.70 = 362,135.05 : x - Step 2: Convert to fraction form
1,036,277.80/1,554,416.70 = 362,135.05/x - Step 3: Cross multiply
1,036,277.80x = 1,554,416.70 × 362,135.05 - Step 4: Simplify right side
1,036,277.80x = 562,908,769,375.34 - Step 5: Solve for x
x = 562,908,769,375.34/1,036,277.80 - Step 6: Final answer
x = 543,202.58
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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.