Finding the Fourth Proportional to 1,036,674.08, 1,554,905.97 and 278,417
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Solution
The fourth proportional to 1,036,674.08, 1,554,905.97 and 278,417 is: 417,597.26
Step by Step Solution
- Step 1: Write the proportion equation
1,036,674.08 : 1,554,905.97 = 278,417 : x - Step 2: Convert to fraction form
1,036,674.08/1,554,905.97 = 278,417/x - Step 3: Cross multiply
1,036,674.08x = 1,554,905.97 × 278,417 - Step 4: Simplify right side
1,036,674.08x = 432,912,255,449.49 - Step 5: Solve for x
x = 432,912,255,449.49/1,036,674.08 - Step 6: Final answer
x = 417,597.26
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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.