Finding the Fourth Proportional to 5,909,836.60, 8,864,754.90 and 5,872,511.80
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Solution
The fourth proportional to 5,909,836.60, 8,864,754.90 and 5,872,511.80 is: 8,808,767.70
Step by Step Solution
- Step 1: Write the proportion equation
5,909,836.60 : 8,864,754.90 = 5,872,511.80 : x - Step 2: Convert to fraction form
5,909,836.60/8,864,754.90 = 5,872,511.80/x - Step 3: Cross multiply
5,909,836.60x = 8,864,754.90 × 5,872,511.80 - Step 4: Simplify right side
5,909,836.60x = 52,058,377,754,357.82 - Step 5: Solve for x
x = 52,058,377,754,357.82/5,909,836.60 - Step 6: Final answer
x = 8,808,767.70
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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.