Finding the Fourth Proportional to 447,162.03, 670,764.57 and 147,635.98
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Solution
The fourth proportional to 447,162.03, 670,764.57 and 147,635.98 is: 221,461.08
Step by Step Solution
- Step 1: Write the proportion equation
447,162.03 : 670,764.57 = 147,635.98 : x - Step 2: Convert to fraction form
447,162.03/670,764.57 = 147,635.98/x - Step 3: Cross multiply
447,162.03x = 670,764.57 × 147,635.98 - Step 4: Simplify right side
447,162.03x = 99,028,984,641.23 - Step 5: Solve for x
x = 99,028,984,641.23/447,162.03 - Step 6: Final answer
x = 221,461.08
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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.