Finding the Fourth Proportional to 338,381.16, 466,966.00 and 202,420.83
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Solution
The fourth proportional to 338,381.16, 466,966.00 and 202,420.83 is: 279,340.75
Step by Step Solution
- Step 1: Write the proportion equation
338,381.16 : 466,966.00 = 202,420.83 : x - Step 2: Convert to fraction form
338,381.16/466,966.00 = 202,420.83/x - Step 3: Cross multiply
338,381.16x = 466,966.00 × 202,420.83 - Step 4: Simplify right side
338,381.16x = 94,523,647,305.93 - Step 5: Solve for x
x = 94,523,647,305.93/338,381.16 - Step 6: Final answer
x = 279,340.75
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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.