Finding the Fourth Proportional to 736,108.76, 1,104,163.40 and 230,708.96
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Solution
The fourth proportional to 736,108.76, 1,104,163.40 and 230,708.96 is: 346,063.52
Step by Step Solution
- Step 1: Write the proportion equation
736,108.76 : 1,104,163.40 = 230,708.96 : x - Step 2: Convert to fraction form
736,108.76/1,104,163.40 = 230,708.96/x - Step 3: Cross multiply
736,108.76x = 1,104,163.40 × 230,708.96 - Step 4: Simplify right side
736,108.76x = 254,740,389,684.06 - Step 5: Solve for x
x = 254,740,389,684.06/736,108.76 - Step 6: Final answer
x = 346,063.52
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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.