Finding the Fourth Proportional to 238,268.33, 328,644.36 and 202,210.02
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Solution
The fourth proportional to 238,268.33, 328,644.36 and 202,210.02 is: 278,909.00
Step by Step Solution
- Step 1: Write the proportion equation
238,268.33 : 328,644.36 = 202,210.02 : x - Step 2: Convert to fraction form
238,268.33/328,644.36 = 202,210.02/x - Step 3: Cross multiply
238,268.33x = 328,644.36 × 202,210.02 - Step 4: Simplify right side
238,268.33x = 66,455,183,177.20 - Step 5: Solve for x
x = 66,455,183,177.20/238,268.33 - Step 6: Final answer
x = 278,909.00
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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.