Finding the Fourth Proportional to 1,317,579.09, 1,817,591.41 and 833,328.69
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Solution
The fourth proportional to 1,317,579.09, 1,817,591.41 and 833,328.69 is: 1,149,571.27
Step by Step Solution
- Step 1: Write the proportion equation
1,317,579.09 : 1,817,591.41 = 833,328.69 : x - Step 2: Convert to fraction form
1,317,579.09/1,817,591.41 = 833,328.69/x - Step 3: Cross multiply
1,317,579.09x = 1,817,591.41 × 833,328.69 - Step 4: Simplify right side
1,317,579.09x = 1,514,651,064,483.91 - Step 5: Solve for x
x = 1,514,651,064,483.91/1,317,579.09 - Step 6: Final answer
x = 1,149,571.27
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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.