Finding the Fourth Proportional to 624,251.97, 861,468.20 and 433,376.07
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Solution
The fourth proportional to 624,251.97, 861,468.20 and 433,376.07 is: 598,059.31
Step by Step Solution
- Step 1: Write the proportion equation
624,251.97 : 861,468.20 = 433,376.07 : x - Step 2: Convert to fraction form
624,251.97/861,468.20 = 433,376.07/x - Step 3: Cross multiply
624,251.97x = 861,468.20 × 433,376.07 - Step 4: Simplify right side
624,251.97x = 373,339,700,779.09 - Step 5: Solve for x
x = 373,339,700,779.09/624,251.97 - Step 6: Final answer
x = 598,059.31
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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.