Home / 622,865.16-859,553.71-336,385.31

Finding the Fourth Proportional to 622,865.16, 859,553.71 and 336,385.31

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Solution

The fourth proportional to 622,865.16, 859,553.71 and 336,385.31 is: 464,211.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    622,865.16 : 859,553.71 = 336,385.31 : x
  2. Step 2: Convert to fraction form
    622,865.16/859,553.71 = 336,385.31/x
  3. Step 3: Cross multiply
    622,865.16x = 859,553.71 × 336,385.31
  4. Step 4: Simplify right side
    622,865.16x = 289,141,236,061.27
  5. Step 5: Solve for x
    x = 289,141,236,061.27/622,865.16
  6. Step 6: Final answer
    x = 464,211.61

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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.