Finding the Fourth Proportional to 960,790.08, 1,325,754.81 and 547,337.73
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Solution
The fourth proportional to 960,790.08, 1,325,754.81 and 547,337.73 is: 755,248.88
Step by Step Solution
- Step 1: Write the proportion equation
960,790.08 : 1,325,754.81 = 547,337.73 : x - Step 2: Convert to fraction form
960,790.08/1,325,754.81 = 547,337.73/x - Step 3: Cross multiply
960,790.08x = 1,325,754.81 × 547,337.73 - Step 4: Simplify right side
960,790.08x = 725,635,628,241.98 - Step 5: Solve for x
x = 725,635,628,241.98/960,790.08 - Step 6: Final answer
x = 755,248.88
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1.5x scale
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.