Finding the Fourth Proportional to 1,197,115.05, 1,652,053.82 and 653,285.88
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Solution
The fourth proportional to 1,197,115.05, 1,652,053.82 and 653,285.88 is: 901,553.64
Step by Step Solution
- Step 1: Write the proportion equation
1,197,115.05 : 1,652,053.82 = 653,285.88 : x - Step 2: Convert to fraction form
1,197,115.05/1,652,053.82 = 653,285.88/x - Step 3: Cross multiply
1,197,115.05x = 1,652,053.82 × 653,285.88 - Step 4: Simplify right side
1,197,115.05x = 1,079,263,435,239.28 - Step 5: Solve for x
x = 1,079,263,435,239.28/1,197,115.05 - Step 6: Final answer
x = 901,553.64
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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.