Finding the Fourth Proportional to 1,056,191.93, 1,457,545.64 and 572,756.96
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Solution
The fourth proportional to 1,056,191.93, 1,457,545.64 and 572,756.96 is: 790,405.02
Step by Step Solution
- Step 1: Write the proportion equation
1,056,191.93 : 1,457,545.64 = 572,756.96 : x - Step 2: Convert to fraction form
1,056,191.93/1,457,545.64 = 572,756.96/x - Step 3: Cross multiply
1,056,191.93x = 1,457,545.64 × 572,756.96 - Step 4: Simplify right side
1,056,191.93x = 834,819,399,676.14 - Step 5: Solve for x
x = 834,819,399,676.14/1,056,191.93 - Step 6: Final answer
x = 790,405.02
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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.