Finding the Fourth Proportional to 474,572.06, 655,215.09 and 423,496.94
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Solution
The fourth proportional to 474,572.06, 655,215.09 and 423,496.94 is: 584,698.53
Step by Step Solution
- Step 1: Write the proportion equation
474,572.06 : 655,215.09 = 423,496.94 : x - Step 2: Convert to fraction form
474,572.06/655,215.09 = 423,496.94/x - Step 3: Cross multiply
474,572.06x = 655,215.09 × 423,496.94 - Step 4: Simplify right side
474,572.06x = 277,481,583,539.34 - Step 5: Solve for x
x = 277,481,583,539.34/474,572.06 - Step 6: Final answer
x = 584,698.53
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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.