Home / 622,983.23-859,716.89-336,503.31

Finding the Fourth Proportional to 622,983.23, 859,716.89 and 336,503.31

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Solution

The fourth proportional to 622,983.23, 859,716.89 and 336,503.31 is: 464,374.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    622,983.23 : 859,716.89 = 336,503.31 : x
  2. Step 2: Convert to fraction form
    622,983.23/859,716.89 = 336,503.31/x
  3. Step 3: Cross multiply
    622,983.23x = 859,716.89 × 336,503.31
  4. Step 4: Simplify right side
    622,983.23x = 289,297,577,465.39
  5. Step 5: Solve for x
    x = 289,297,577,465.39/622,983.23
  6. Step 6: Final answer
    x = 464,374.59

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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.