Home / 622,814.64-859,484.18-336,334.71

Finding the Fourth Proportional to 622,814.64, 859,484.18 and 336,334.71

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Solution

The fourth proportional to 622,814.64, 859,484.18 and 336,334.71 is: 464,141.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    622,814.64 : 859,484.18 = 336,334.71 : x
  2. Step 2: Convert to fraction form
    622,814.64/859,484.18 = 336,334.71/x
  3. Step 3: Cross multiply
    622,814.64x = 859,484.18 × 336,334.71
  4. Step 4: Simplify right side
    622,814.64x = 289,074,366,493.79
  5. Step 5: Solve for x
    x = 289,074,366,493.79/622,814.64
  6. Step 6: Final answer
    x = 464,141.90

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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.