Finding the Fourth Proportional to 344,840.13, 475,808.07 and 201,572.46
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Solution
The fourth proportional to 344,840.13, 475,808.07 and 201,572.46 is: 278,128.31
Step by Step Solution
- Step 1: Write the proportion equation
344,840.13 : 475,808.07 = 201,572.46 : x - Step 2: Convert to fraction form
344,840.13/475,808.07 = 201,572.46/x - Step 3: Cross multiply
344,840.13x = 475,808.07 × 201,572.46 - Step 4: Simplify right side
344,840.13x = 95,909,803,157.75 - Step 5: Solve for x
x = 95,909,803,157.75/344,840.13 - Step 6: Final answer
x = 278,128.31
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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.