Finding the Fourth Proportional to 462,397.92, 693,611.14 and 125,437.26
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Solution
The fourth proportional to 462,397.92, 693,611.14 and 125,437.26 is: 188,159.76
Step by Step Solution
- Step 1: Write the proportion equation
462,397.92 : 693,611.14 = 125,437.26 : x - Step 2: Convert to fraction form
462,397.92/693,611.14 = 125,437.26/x - Step 3: Cross multiply
462,397.92x = 693,611.14 × 125,437.26 - Step 4: Simplify right side
462,397.92x = 87,004,680,907.08 - Step 5: Solve for x
x = 87,004,680,907.08/462,397.92 - Step 6: Final answer
x = 188,159.76
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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.