Finding the Fourth Proportional to 224,768.97, 310,187.22 and 122,798.73
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Solution
The fourth proportional to 224,768.97, 310,187.22 and 122,798.73 is: 169,465.55
Step by Step Solution
- Step 1: Write the proportion equation
224,768.97 : 310,187.22 = 122,798.73 : x - Step 2: Convert to fraction form
224,768.97/310,187.22 = 122,798.73/x - Step 3: Cross multiply
224,768.97x = 310,187.22 × 122,798.73 - Step 4: Simplify right side
224,768.97x = 38,090,596,678.23 - Step 5: Solve for x
x = 38,090,596,678.23/224,768.97 - Step 6: Final answer
x = 169,465.55
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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.