Home / 459,761.43-634,464.68-258,557.43

Finding the Fourth Proportional to 459,761.43, 634,464.68 and 258,557.43

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Solution

The fourth proportional to 459,761.43, 634,464.68 and 258,557.43 is: 356,805.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    459,761.43 : 634,464.68 = 258,557.43 : x
  2. Step 2: Convert to fraction form
    459,761.43/634,464.68 = 258,557.43/x
  3. Step 3: Cross multiply
    459,761.43x = 634,464.68 × 258,557.43
  4. Step 4: Simplify right side
    459,761.43x = 164,045,557,086.57
  5. Step 5: Solve for x
    x = 164,045,557,086.57/459,761.43
  6. Step 6: Final answer
    x = 356,805.83

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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.