Home / 382,546.72-573,821.16-182,821.78

Finding the Fourth Proportional to 382,546.72, 573,821.16 and 182,821.78

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Solution

The fourth proportional to 382,546.72, 573,821.16 and 182,821.78 is: 274,233.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    382,546.72 : 573,821.16 = 182,821.78 : x
  2. Step 2: Convert to fraction form
    382,546.72/573,821.16 = 182,821.78/x
  3. Step 3: Cross multiply
    382,546.72x = 573,821.16 × 182,821.78
  4. Step 4: Simplify right side
    382,546.72x = 104,907,005,872.87
  5. Step 5: Solve for x
    x = 104,907,005,872.87/382,546.72
  6. Step 6: Final answer
    x = 274,233.19

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.