Finding the Fourth Proportional to 705,916.76, 1,058,899.99 and 226,159.16
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Solution
The fourth proportional to 705,916.76, 1,058,899.99 and 226,159.16 is: 339,246.70
Step by Step Solution
- Step 1: Write the proportion equation
705,916.76 : 1,058,899.99 = 226,159.16 : x - Step 2: Convert to fraction form
705,916.76/1,058,899.99 = 226,159.16/x - Step 3: Cross multiply
705,916.76x = 1,058,899.99 × 226,159.16 - Step 4: Simplify right side
705,916.76x = 239,479,934,344.26 - Step 5: Solve for x
x = 239,479,934,344.26/705,916.76 - Step 6: Final answer
x = 339,246.70
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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.