Finding the Fourth Proportional to 692,227.25, 955,248.69 and 434,243.09
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Solution
The fourth proportional to 692,227.25, 955,248.69 and 434,243.09 is: 599,239.84
Step by Step Solution
- Step 1: Write the proportion equation
692,227.25 : 955,248.69 = 434,243.09 : x - Step 2: Convert to fraction form
692,227.25/955,248.69 = 434,243.09/x - Step 3: Cross multiply
692,227.25x = 955,248.69 × 434,243.09 - Step 4: Simplify right side
692,227.25x = 414,810,146,880.59 - Step 5: Solve for x
x = 414,810,146,880.59/692,227.25 - Step 6: Final answer
x = 599,239.84
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.