Finding the Fourth Proportional to 1,226,435.88, 1,839,950.01 and 384,987.63
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Solution
The fourth proportional to 1,226,435.88, 1,839,950.01 and 384,987.63 is: 577,574.42
Step by Step Solution
- Step 1: Write the proportion equation
1,226,435.88 : 1,839,950.01 = 384,987.63 : x - Step 2: Convert to fraction form
1,226,435.88/1,839,950.01 = 384,987.63/x - Step 3: Cross multiply
1,226,435.88x = 1,839,950.01 × 384,987.63 - Step 4: Simplify right side
1,226,435.88x = 708,357,993,668.38 - Step 5: Solve for x
x = 708,357,993,668.38/1,226,435.88 - Step 6: Final answer
x = 577,574.42
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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.