Finding the Fourth Proportional to 282,192.35, 423,353.17 and 122,295.13
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Solution
The fourth proportional to 282,192.35, 423,353.17 and 122,295.13 is: 183,470.71
Step by Step Solution
- Step 1: Write the proportion equation
282,192.35 : 423,353.17 = 122,295.13 : x - Step 2: Convert to fraction form
282,192.35/423,353.17 = 122,295.13/x - Step 3: Cross multiply
282,192.35x = 423,353.17 × 122,295.13 - Step 4: Simplify right side
282,192.35x = 51,774,030,126.13 - Step 5: Solve for x
x = 51,774,030,126.13/282,192.35 - Step 6: Final answer
x = 183,470.71
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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.