Finding the Fourth Proportional to 1,163,103.36, 1,605,156.12 and 653,838.54
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Solution
The fourth proportional to 1,163,103.36, 1,605,156.12 and 653,838.54 is: 902,338.49
Step by Step Solution
- Step 1: Write the proportion equation
1,163,103.36 : 1,605,156.12 = 653,838.54 : x - Step 2: Convert to fraction form
1,163,103.36/1,605,156.12 = 653,838.54/x - Step 3: Cross multiply
1,163,103.36x = 1,605,156.12 × 653,838.54 - Step 4: Simplify right side
1,163,103.36x = 1,049,512,933,972.87 - Step 5: Solve for x
x = 1,049,512,933,972.87/1,163,103.36 - Step 6: Final answer
x = 902,338.49
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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.