Home / 622,863.29-859,551.12-336,383.43

Finding the Fourth Proportional to 622,863.29, 859,551.12 and 336,383.43

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Solution

The fourth proportional to 622,863.29, 859,551.12 and 336,383.43 is: 464,209.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    622,863.29 : 859,551.12 = 336,383.43 : x
  2. Step 2: Convert to fraction form
    622,863.29/859,551.12 = 336,383.43/x
  3. Step 3: Cross multiply
    622,863.29x = 859,551.12 × 336,383.43
  4. Step 4: Simplify right side
    622,863.29x = 289,138,754,005.94
  5. Step 5: Solve for x
    x = 289,138,754,005.94/622,863.29
  6. Step 6: Final answer
    x = 464,209.02

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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.