Home / 622,828.38-859,503.13-336,348.47

Finding the Fourth Proportional to 622,828.38, 859,503.13 and 336,348.47

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Solution

The fourth proportional to 622,828.38, 859,503.13 and 336,348.47 is: 464,160.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    622,828.38 : 859,503.13 = 336,348.47 : x
  2. Step 2: Convert to fraction form
    622,828.38/859,503.13 = 336,348.47/x
  3. Step 3: Cross multiply
    622,828.38x = 859,503.13 × 336,348.47
  4. Step 4: Simplify right side
    622,828.38x = 289,092,562,204.36
  5. Step 5: Solve for x
    x = 289,092,562,204.36/622,828.38
  6. Step 6: Final answer
    x = 464,160.87

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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.