Home / 622,823.85-859,496.90-336,343.91

Finding the Fourth Proportional to 622,823.85, 859,496.90 and 336,343.91

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Solution

The fourth proportional to 622,823.85, 859,496.90 and 336,343.91 is: 464,154.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    622,823.85 : 859,496.90 = 336,343.91 : x
  2. Step 2: Convert to fraction form
    622,823.85/859,496.90 = 336,343.91/x
  3. Step 3: Cross multiply
    622,823.85x = 859,496.90 × 336,343.91
  4. Step 4: Simplify right side
    622,823.85x = 289,086,541,999.68
  5. Step 5: Solve for x
    x = 289,086,541,999.68/622,823.85
  6. Step 6: Final answer
    x = 464,154.58

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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.