Finding the Fourth Proportional to 1,102,366.11, 1,653,548.52 and 344,272.47
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Solution
The fourth proportional to 1,102,366.11, 1,653,548.52 and 344,272.47 is: 516,408.50
Step by Step Solution
- Step 1: Write the proportion equation
1,102,366.11 : 1,653,548.52 = 344,272.47 : x - Step 2: Convert to fraction form
1,102,366.11/1,653,548.52 = 344,272.47/x - Step 3: Cross multiply
1,102,366.11x = 1,653,548.52 × 344,272.47 - Step 4: Simplify right side
1,102,366.11x = 569,271,233,245.24 - Step 5: Solve for x
x = 569,271,233,245.24/1,102,366.11 - Step 6: Final answer
x = 516,408.50
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.