Finding the Fourth Proportional to 950,392.98, 1,311,531.33 and 514,801.98
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Solution
The fourth proportional to 950,392.98, 1,311,531.33 and 514,801.98 is: 710,420.78
Step by Step Solution
- Step 1: Write the proportion equation
950,392.98 : 1,311,531.33 = 514,801.98 : x - Step 2: Convert to fraction form
950,392.98/1,311,531.33 = 514,801.98/x - Step 3: Cross multiply
950,392.98x = 1,311,531.33 × 514,801.98 - Step 4: Simplify right side
950,392.98x = 675,178,925,516.03 - Step 5: Solve for x
x = 675,178,925,516.03/950,392.98 - Step 6: Final answer
x = 710,420.78
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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.