Finding the Fourth Proportional to 578,795.69, 868,226.36 and 179,493.23
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Solution
The fourth proportional to 578,795.69, 868,226.36 and 179,493.23 is: 269,250.02
Step by Step Solution
- Step 1: Write the proportion equation
578,795.69 : 868,226.36 = 179,493.23 : x - Step 2: Convert to fraction form
578,795.69/868,226.36 = 179,493.23/x - Step 3: Cross multiply
578,795.69x = 868,226.36 × 179,493.23 - Step 4: Simplify right side
578,795.69x = 155,840,748,488.95 - Step 5: Solve for x
x = 155,840,748,488.95/578,795.69 - Step 6: Final answer
x = 269,250.02
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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.