Finding the Fourth Proportional to 1,056,469.23, 1,457,916.82 and 573,023.99
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Solution
The fourth proportional to 1,056,469.23, 1,457,916.82 and 573,023.99 is: 790,767.30
Step by Step Solution
- Step 1: Write the proportion equation
1,056,469.23 : 1,457,916.82 = 573,023.99 : x - Step 2: Convert to fraction form
1,056,469.23/1,457,916.82 = 573,023.99/x - Step 3: Cross multiply
1,056,469.23x = 1,457,916.82 × 573,023.99 - Step 4: Simplify right side
1,056,469.23x = 835,421,315,496.74 - Step 5: Solve for x
x = 835,421,315,496.74/1,056,469.23 - Step 6: Final answer
x = 790,767.30
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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.