Finding the Fourth Proportional to 1,411,832.48, 2,117,798.36 and 452,317.20
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Solution
The fourth proportional to 1,411,832.48, 2,117,798.36 and 452,317.20 is: 678,491.70
Step by Step Solution
- Step 1: Write the proportion equation
1,411,832.48 : 2,117,798.36 = 452,317.20 : x - Step 2: Convert to fraction form
1,411,832.48/2,117,798.36 = 452,317.20/x - Step 3: Cross multiply
1,411,832.48x = 2,117,798.36 × 452,317.20 - Step 4: Simplify right side
1,411,832.48x = 957,916,622,098.21 - Step 5: Solve for x
x = 957,916,622,098.21/1,411,832.48 - Step 6: Final answer
x = 678,491.70
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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.