Finding the Fourth Proportional to 426,259.95, 588,237.60 and 235,272.03
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Solution
The fourth proportional to 426,259.95, 588,237.60 and 235,272.03 is: 324,674.78
Step by Step Solution
- Step 1: Write the proportion equation
426,259.95 : 588,237.60 = 235,272.03 : x - Step 2: Convert to fraction form
426,259.95/588,237.60 = 235,272.03/x - Step 3: Cross multiply
426,259.95x = 588,237.60 × 235,272.03 - Step 4: Simplify right side
426,259.95x = 138,395,854,274.33 - Step 5: Solve for x
x = 138,395,854,274.33/426,259.95 - Step 6: Final answer
x = 324,674.78
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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.