Finding the Fourth Proportional to 1,113,201.68, 1,536,217.56 and 603,904.16
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Solution
The fourth proportional to 1,113,201.68, 1,536,217.56 and 603,904.16 is: 833,387.33
Step by Step Solution
- Step 1: Write the proportion equation
1,113,201.68 : 1,536,217.56 = 603,904.16 : x - Step 2: Convert to fraction form
1,113,201.68/1,536,217.56 = 603,904.16/x - Step 3: Cross multiply
1,113,201.68x = 1,536,217.56 × 603,904.16 - Step 4: Simplify right side
1,113,201.68x = 927,728,175,149.05 - Step 5: Solve for x
x = 927,728,175,149.05/1,113,201.68 - Step 6: Final answer
x = 833,387.33
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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.