Finding the Fourth Proportional to 1,036,124.76, 1,429,820.58 and 577,239.12
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Solution
The fourth proportional to 1,036,124.76, 1,429,820.58 and 577,239.12 is: 796,572.39
Step by Step Solution
- Step 1: Write the proportion equation
1,036,124.76 : 1,429,820.58 = 577,239.12 : x - Step 2: Convert to fraction form
1,036,124.76/1,429,820.58 = 577,239.12/x - Step 3: Cross multiply
1,036,124.76x = 1,429,820.58 × 577,239.12 - Step 4: Simplify right side
1,036,124.76x = 825,348,373,357.09 - Step 5: Solve for x
x = 825,348,373,357.09/1,036,124.76 - Step 6: Final answer
x = 796,572.39
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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.